×
Choose Autoship and get MVP Gold for FREE! (That's a $10 Value!)
Explore Autoship
Help
1-888-887-0063
baxter@baxterboo.com
Chat with us!
FAQs
Sign In
Sign In
Create Account
Pet Insurance Quote
Cart
0
Earn up to 10% Rewards back!
Learn More
You have no items in your cart. Start shopping for your best furry friend today!
Shop Now
Shop For Dogs
Food
Dehydrated Food
Dry Food
Food Topper
Freeze-Dried Food
Wet Food
Veterinary Diet
Shop All Food
Treats
Biscuits & Crunchy Treats
Bones, Bully & Natural Chews
Dental Treats
Freeze-Dried Treats
Jerky Treats
Single Ingredient
Soft & Chewy Treats
Specialty
Training Treats
Shop All Treats
Healthcare
Allergy
Anxiety & Calming
Dental Care
Digestive & Urinary Aid
First Aid & Recovery
Herbal Supplements
Hip & Joint Care
Skin & Coat Care
Vitamins/Supplements
Shop All Health
Fashion
Clothes
Coats
Costumes
Dresses
Graphic Tees
Hoodies
Jackets
Pajamas
Sweaters
Funny Shirts
Shirts
Shop All Fashion
Supplies
Beds
Boots & Shoes
Bowls & Feeders
Bundles
Cleaning & Waste
Collars
Costumes
Crates, Gates & Pens
Dirty Dogs
Fashion Accessories
Flea & Tick
Goggles
Grooming
Harnesses
Home & Gifts
Leashes
Medical and Mobility
Outdoor
Ramps & Stairs
Safety
Strollers
Toys
Training & Behavior
Travel & Carriers
Working Dogs
Popular Brands
Shop For Cats
Food
Dehydrated Food
Dry Food
Food Topper
Freeze-Dried Food
Wet Food
Veterinary Diet
Shop All Food
Treats
Catnip & Pet Grass
Crunchy Treats
Food Topper
Freeze-Dried & Dehydrated Treats
Lickable Treats
Soft & Chewy Treats
Shop All Treats
Healthcare
Anxiety & Calming
Dental Care
Digestive & Urinary Aid
Ear Care
Eye Care
First Aid & Recovery
Hip & Joint Care
Skin & Coat Care
Vitamins/Supplements
Shop All Health
Toys
Balls & Chasers
Catnip Toys
Interactive & Electronic Toys
Plush & Mice Toys
Scratchers
Teasers & Wands
Variety Packs
Shop All Toys
Supplies
Accessories
Beds
Bowls & Diners
Bundle
Carriers
Cleaning & Waste
Clothes
Collar Charms
Collars & Leashes
Crates and Cages
Flea & Tick
Furniture
Grooming
Harnesses
Home & Gifts for Lovers
Home Decor
ID Tags
Litter
Pharmacy for Cats
Scratching Posts
Special Occasions
Travel
Pharmacy
Medication
Digestive Health
Heartworm
Pain Relief
Eye and Ear Care
Flea & Tick
Heart Health
Antibiotics
Allergy Relief
Skin Care
Shop All
Veterinary Diet
Purina Pro Plan Veterinary Diets
BLUE Natural Veterinary Diet
Shop All Vet Diet
Health Condition
Anxiety Relief
Brain Health
Digestive Health
Heart Care
Pain Relief
Skin & Coat Health
Brands
Popular Brands
Farm to Pet
ChuckIt
Fancy Feast
Dr. Marty's
Zuke's
Heartgard
Shop All Brands
New Arrivals
Under $10
Weekly Deals
MVP Rewards
0
Save up to 10% Off with Autoship
learn more
Earn up to 10% Rewards Back Today!
learn more
Same Day Shipping!
Order by 3pm EST
Save 10% on your Autoship
learn more
Shop For Dogs
Beds
Boots & Shoes
Bowls & Feeders
Bundles
Cleaning & Waste
Clothes
Collars
Costumes
Crates, Gates & Pens
Dirty Dogs
Fashion Accessories
Flea & Tick
Food
Goggles
Grooming
Harnesses
Healthcare
Home & Gifts
Leashes
Medical and Mobility
Outdoor
Pharmacy for Dogs
Ramps & Stairs
Safety
Sports Team Gear
Strollers
Toys
Training & Behavior
Travel & Carriers
Treats
Working Dogs
Shop For Cats
Accessories
Beds
Bowls & Diners
Bundle
Carriers
Cleaning & Waste
Clothes
Collar Charms
Collars & Leashes
Crates and Cages
Flea & Tick
Food
Furniture
Grooming
Harnesses
Healthcare
Home & Gifts for Lovers
Home Decor
ID Tags
Litter
Pharmacy for Cats
Scratching Posts
Special Occasions
Toys
Travel
Treats
Pharmacy
Shop By Brand
New Arrivals
Clothing Deals
Weekly Deals
MVP Rewards
Sign In
Create Account
Help
1-888-887-0063
baxter@baxterboo.com
FAQs
Pet Insurance Quote
CATEGORY
Cleaning & Waste
Dog Clothes
Dog Collars
Dog Costumes
Dog Fashion Accessories
Dog Harnesses
Dog Leashes
Dog Outdoor
Dog Safety
Dog Toys
Dog Training & Behavior
Cat Accessories
Cat Toys
Special Occasions
Dog Clothes
Dog Collars
Dog Costumes
Dog Fashion Accessories
Dog Harnesses
Dog Leashes
Dog Outdoor
Dog Safety
Dog Toys
Special Occasions
+ View All
Brands
Aussie Naturals
BARK
Barking Basics
Casual Canine
Disney
Doggie Design
Doggles
DOGO
fabdog®
foufou Dog
Funny Dog Shirts
FuzzYard
Grriggles Dog Toys
Happy Tails
HuggleHounds
HugSmart Pet
Huxley & Kent
Kittybelles
KONG
Lulubelles
Mighty Toy
Multipet
OoMaLoo
P.L.A.Y.
PetEdge
PetLou
Playa Pup
Rubie's Costumes
Snugarooz
Tall Tails
The Worthy Dog
Tuffy
Up Country
Zippy Paws
BARK
Barking Basics
Doggie Design
Doggles
DOGO
Funny Dog Shirts
KONG
P.L.A.Y.
PetEdge
The Worthy Dog
+ View All
Size
Teacup
XXX-Small
XX-Small
X-Small
Small
Medium
Large
X-Large
XX-Large
XXX-Large
Activity
Backpacking
Camping
Hiking
Water Sports
Black Friday
Black Friday Deals
Breed Size
Giant Breeds
Medium Breeds
Large Breeds
Colors
Aqua
Beige
Black
Blue
Brown
Dark Gray
Glitter
Gray
Green
Grey
Hot Pink
Lavender
Light Blue
Lime Green
Multi-Colored
Navy Blue
Orange
Peach
Pink
Plum
Purple
Raspberry
Red
Teal
White
Yellow
Black
Blue
Gray
Green
Multi-Colored
Pink
Purple
Red
White
Yellow
+ View All
Featured Line
Buy 3 Get 1 Free
Cool Mesh
Disney
Hawaiian
Huggle Hounds Knotties
Huggle Hounds Tuffut
Made in USA
Power Plush
SPF Clothing
Sustainability
Under The Sea
Buy 3 Get 1 Free
Cool Mesh
Disney
Hawaiian
Huggle Hounds Tuffut
Made in USA
Power Plush
SPF Clothing
Sustainability
Under The Sea
+ View All
Gender
Female
Male
Neutral
Holiday & Special Occasions
Christmas
Earth Day
Easter
Father's Day
Halloween
Lifestage
Adult
Kitten
Puppy
Senior
Materials
Acrylic
Brass
Canvas
Catnip
Corduroy
Cotton
Eco Friendly
Elastic
Faux Leather
Feather
Fleece
Foam
Industrial Grade Luggage Material
Jute Rope
Latex
Leather
Linen
Lycra
Machine Washable
Made in the USA
Mesh
Microfiber
Mylar Crinkle
Natural
Neoprene
Nylon
Plastic
Plush
Poly-Filled
Poly/Mesh
Polyester
Recycled
Reflective
Rubber
Ruff-Tex
Spandex
Thermoplastic Rubber (TPR)
Velcro
Cotton
Machine Washable
Mesh
Nylon
Plastic
Plush
Poly/Mesh
Polyester
Reflective
Velcro
+ View All
Patterns
Animals
Beach
Chevron
Circles
Dots
Fish
Floral
Flower
Frog
Hawaiian
Hibiscus
Nautical
Polka Dot
Sharks
Striped
Tie Dye
Turtles
Waves
Whales
Animals
Chevron
Dots
Fish
Floral
Flower
Hawaiian
Hibiscus
Nautical
Polka Dot
+ View All
Pet
Cat
Dog
Seasons
Fall
Spring
Summer
Shop Sustainable
All Natural
Eco-Friendly
Recycled
Weekly Deals
BOGO Deals
Clothing Deals
Collars Leashes and Harnesses
Price
$0-$25
$25-$50
Home
(153 items)
Under The Sea
Under The Sea
Sort By:
Popular
Price: Low to High
Price: High to Low
New Items
Name
Discount
Rating
Filter By
1 - 99 of 153 Items
Earn
10%
in rewards!
I'm Actually a Mermaid Dog Shirt - Aqua
Starting at:
$14.95
5.0 (8)
Earn
10%
in rewards!
Save 20%
Cool Mesh Dog Harness by Doggie Design - Hawaiian Hibiscus Red
Starting at:
$15.99
$19.99
5.0 (36)
On Sale!
Save 40%
Cool Mesh Dog Harness by Doggie Design - Polka Dot Frog on Pink
Starting at:
$11.99
$19.99
5.0 (35)
Earn
10%
in rewards!
Save 20%
Cool Mesh Dog Harness Under the Sea Collection by Doggie Design - Pink and Black Polka Dot Sunglasses
Starting at:
$15.99
$19.99
5.0 (21)
On Sale!
Save 40%
Worthy Dog Whale Dog T-Shirt - Navy
Starting at:
$14.98
$24.97
4.5 (5)
Earn
10%
in rewards!
Galaxy Sea Turtle Dog Shirt - Black
Starting at:
$14.95
5.0 (2)
Earn
10%
in rewards!
Huxley & Kent Pinwheel Dog and Cat Collar Attachment - Octopus Garden
Starting at:
$6.99
5.0 (1)
Earn
10%
in rewards!
Mighty Ocean Series Dog Toy - Wylie the Whale
Starting at:
$12.97
Earn
10%
in rewards!
Shark Halloween Dog Costume by Rubies
Starting at:
$15.97
Earn
10%
in rewards!
Save 20%
Cool Mesh Dog Harness Under the Sea Collection by Doggie Design - Pink and Blue Flip Flops
Starting at:
$15.99
$19.99
5.0 (9)
Earn
10%
in rewards!
Save 20%
Cool Mesh Dog Harness Under the Sea Collection by Doggie Design - Pirate Octopus Blue and Black
Starting at:
$15.99
$19.99
5.0 (11)
Earn
10%
in rewards!
Doggles Sea Life Catnip Cat Toy - Lobster
Starting at:
$3.97
5.0 (4)
On Sale!
Save 40%
Grriggles Aquadudes Dog Toy - Seal
Starting at:
$5.38
$8.97
Earn
10%
in rewards!
HuggleHounds Knotties Dog Toy - Lobsta
Starting at:
$16.99
Earn
10%
in rewards!
Disney Ariel Dog Costume by Rubies
Starting at:
$28.97
5.0 (2)
Earn
10%
in rewards!
Huxley & Kent Pinwheel Dog and Cat Collar Attachment - Whale Watch
Starting at:
$6.99
On Sale!
Save 28%
Worthy Dog Sidekick Chomp Printed Dog Harness
Starting at:
$17.40
$24.00
On Sale!
Clearance
Save 38%
Baby Shark Halloween Dog Costume by Rubies
Starting at:
$13.00
$20.97
Earn
10%
in rewards!
Mighty Microfiber Ball Dog Toy - Blowfish
Starting at:
$16.97
5.0 (1)
Earn
10%
in rewards!
Mighty Ocean Series Dog Toy - Gideon Goldfish
Starting at:
$12.97
5.0 (1)
Earn
10%
in rewards!
Mighty Ocean Series Dog Toy - Dolly Dolphin
Starting at:
$12.97
Earn
10%
in rewards!
Mighty Ocean Series Dog Toy - Hunter Hammerhead
Starting at:
$12.97
5.0 (1)
Earn
10%
in rewards!
Tuffy Ocean Creatures Dog Toy - Orange Fish
Starting at:
$12.97
Earn
10%
in rewards!
Tuffy Ocean Creatures Dog Toy - Red Fish
Starting at:
$12.97
Earn
10%
in rewards!
HuggleHounds Ruff-Tex Dude the Turtle Dog Toy - Teal & Orange
Starting at:
$19.99
Earn
10%
in rewards!
Snugarooz Nikki the Narwhal Dog Toy - Blue
Starting at:
$11.97
Earn
10%
in rewards!
Snugarooz Olivia the Octopus Dog Toy - Red
Starting at:
$11.97
5.0 (1)
Earn
10%
in rewards!
Snugarooz Sally the Stingray Dog Toy
Starting at:
$18.97
Earn
10%
in rewards!
Snugarooz Shelldon the Turtle Dog Toy - Green
Starting at:
$11.97
Earn
10%
in rewards!
Snugarooz Sophie the Starfish Dog Toy
Starting at:
$18.97
Earn
10%
in rewards!
Tall Tails Plush Baby Turtle Dog Toy with Squeaker
Starting at:
$11.97
Earn
10%
in rewards!
Snugarooz Shelly the Sea Horse Dog Toy - Purple
Starting at:
$11.97
Earn
10%
in rewards!
Worthy Dog Animal Bonded Mesh Dog Toy - Crab
Starting at:
$19.90
5.0 (1)
Earn
10%
in rewards!
Worthy Dog Animal Bonded Mesh Dog Toy - Fish
Starting at:
$19.90
5.0 (2)
Earn
10%
in rewards!
Worthy Dog Chomp Dog Collar
Starting at:
$15.00
4.5 (2)
Earn
10%
in rewards!
Worthy Dog Chomp Dog and Cat Bow Tie Collar Attachment
Starting at:
$6.50
Earn
10%
in rewards!
Worthy Dog Chomp Dog and Cat Flower Collar Attachment
Starting at:
$7.50
Earn
10%
in rewards!
Worthy Dog Chomp Dog and Cat Long Neck Tie Collar Attachment
Starting at:
$7.50
On Sale!
Clearance
Save 43%
Worthy Dog Squirt Dog and Cat Bandana Collar Attachment
Starting at:
$8.00
$13.99
Earn
10%
in rewards!
Worthy Dog Animal Bonded Mesh Dog Toy - Tiger
Starting at:
$19.99
Earn
10%
in rewards!
Happy Tails Critterz Canvas Dog Toy - Crab
Starting at:
$7.97
5.0 (1)
Earn
10%
in rewards!
Kittybelles Plush Fish Cat Toy - Rainbow Guppy
Starting at:
$4.99
Earn
10%
in rewards!
Huxley & Kent Dog and Cat Bow Tie Collar Attachment - Octopus Garden
Starting at:
$9.99
Earn
10%
in rewards!
Huxley & Kent Scout LoPro Dog Harness - Octopus Garden
Starting at:
$17.99
Earn
10%
in rewards!
Tall Tails Animated Dog Toy - Bass
Starting at:
$22.99
Earn
10%
in rewards!
Tall Tails Animated Dog Toy - Crab
Starting at:
$22.99
Earn
10%
in rewards!
Tuffy Ocean Creatures Dog Toy - Dolphin
Starting at:
$20.97
On Sale!
Save 40%
Worthy Dog Animal Bonded Mesh Dog Toy - Otis the Octopus
Starting at:
$13.14
$21.90
Earn
10%
in rewards!
Lulubelles Slappies Power Plush Dog Toy - Claude Lobster
Starting at:
$14.99
Earn
10%
in rewards!
HuggleKat Jellie Fish Cat Toy with Catnip - 3 pack
Starting at:
$11.99
Earn
10%
in rewards!
BARK Shifty Sid the Squid Dog Toy
Starting at:
$14.99
Earn
10%
in rewards!
FuzzYard Octo-Posse Dog Toy - Hip-Hoptopus
Starting at:
$12.99
Earn
10%
in rewards!
FuzzYard Octo-Posse Dog Toy - Octo the Outrageous
Starting at:
$12.99
Earn
10%
in rewards!
FuzzYard Octo-Posse Dog Toy - Sailor Squiggles
Starting at:
$12.99
Earn
10%
in rewards!
FuzzYard Octo-Posse Dog Toy - Sir David Octoborough
Starting at:
$12.99
Earn
10%
in rewards!
FuzzYard Octo-Posse Dog Toy - Takoyaki
Starting at:
$12.99
Earn
10%
in rewards!
Mighty Ocean Microfiber Ball Dog Toy - Octopus Purple
Starting at:
$24.97
Earn
10%
in rewards!
Mighty Ocean Microfiber Ball Dog Toy - Stingray Blue
Starting at:
$24.97
Earn
10%
in rewards!
Mighty Ocean Microfiber Ball Dog Toy - Turtle Green
Starting at:
$24.97
Earn
10%
in rewards!
Tall Tails Animated Dog Toy - Snow Owl
Starting at:
$22.99
Earn
10%
in rewards!
Huxley & Kent Power Plush Dog Toy - Squiggly Squid
Starting at:
$14.99
P.L.A.Y. Snuffle Mat Dog Toy - Coral Cove
Starting at:
$39.97
This item ships for FREE!
New Item!
Earn
10%
in rewards!
FuzzYard Octopus Plush Dog Toy - Sir Legs-A-Lot
Starting at:
$9.99
On Sale!
Save 28%
Worthy Dog Squirt Dog Collar
Starting at:
$10.80
$15.00
5.0 (2)
Earn
10%
in rewards!
KONG CuteSeas Dog Toy - Seahorse
Starting at:
$7.97
5.0 (4)
Clearance
Save 21%
Playa Pup Sun Protection Dog Shirt - Surf
Starting at:
$34.97
$44.00
Earn
10%
in rewards!
Huxley & Kent Hudson Back Out Brake Dog Harness - Octopus Garden
Starting at:
$19.99
On Sale!
Save 40%
Casual Canine Lobster Dog Halloween Costume
Starting at:
$15.58
$25.97
4.5 (8)
Earn
10%
in rewards!
KONG CuteSeas Dog Toy - Whale
Starting at:
$9.97
5.0 (3)
Earn
10%
in rewards!
Turtle Shell Backpack Dog Costume
Starting at:
$26.97
Earn
10%
in rewards!
Huxley & Kent Dog and Cat Bow Tie Collar Attachment - Whale Watch
Starting at:
$9.99
Earn
10%
in rewards!
OoMaLoo Handmade Sea Horse Dog Toy
Starting at:
$21.97
Clearance
Earn
10%
in rewards!
Under the Sea Dog Collar by Up Country
Starting at:
$23.00
Clearance
Earn
10%
in rewards!
Save 20%
Playa Pup Sun Protection Dog Shirt - Rosita
Starting at:
$39.97
$50.00
Clearance
Earn
10%
in rewards!
Save 20%
Playa Pup Sun Protection Dog Shirt - Blue Roller
Starting at:
$39.97
$50.00
Clearance
Save 21%
Playa Pup Sun Protection Dog Shirt - Prettyberry
Starting at:
$34.97
$44.00
On Sale!
Save 60%
Casual Canine Shark Halloween Dog Costume
Starting at:
$10.00
$24.97
4.5 (4)
On Sale!
Clearance
Save 29%
Playa Pup Ocean Octopus Dog Belly Band
Starting at:
$12.00
$17.00
Earn
10%
in rewards!
Save 18%
Playa Pup Dog Belly Band - Flaming Tuga Blue
Starting at:
$13.97
$17.00
On Sale!
Clearance
Save 40%
Playa Pup Dog Lifejacket - Tribal Shark Night Blue
Starting at:
$24.00
$39.97
5.0 (2)
Clearance
Earn
10%
in rewards!
Playa Pup Sun Protection Dog Shirt - Orchid
Starting at:
$39.97
On Sale!
Save 37%
Seahorse Dog Collar by Up Country
Starting at:
$14.40
$23.00
Sold Out!
Earn
10%
in rewards!
OoMaLoo Handmade Octopus Dog Toy - Red
Starting at:
$17.97
5.0 (1)
Sold Out!
Earn
10%
in rewards!
Mighty Ocean Series Dog Toy - Sarafina Seahorse
Starting at:
$12.97
5.0 (2)
Sold Out!
Earn
10%
in rewards!
FuzzYard Flat Out Nasties Dog Toy - Sir Legs A Lot The Octopus
Starting at:
$9.99
Sold Out!
Earn
10%
in rewards!
Lulubelles Power Plush Dog Toy - Lobster
Starting at:
$11.99
Sold Out!
Earn
10%
in rewards!
Huxley & Kent Long Tie Collar Attachment Dog Necktie - Flower Child
Starting at:
$6.99
Sold Out!
Earn
10%
in rewards!
Mighty Ocean Series Dog Toy - Paco Prawn
Starting at:
$12.97
Sold Out!
Earn
10%
in rewards!
PetLou Tie Dye Octopus Plush Dog Toy - Pink
Starting at:
$12.97
Sold Out!
Earn
10%
in rewards!
PetLou Tie Dye Octopus Plush Dog Toy - Teal
Starting at:
$12.97
Sold Out!
Earn
10%
in rewards!
HuggleHounds Octo-Knottie Dog Toy - Citron
Starting at:
$19.99
5.0 (2)
Sold Out!
Earn
10%
in rewards!
ZippyPaws Deluxe Water Bottle Crusherz Dog Toy - Dolphin
Starting at:
$9.99
4.5 (2)
Sold Out!
Earn
10%
in rewards!
ZippyPaws Floppy Dog Toy - Jelly the Pink Octopus
Starting at:
$8.99
5.0 (3)
Sold Out!
Earn
10%
in rewards!
OoMaLoo Handmade Octopus Dog Toy - Blue
Starting at:
$21.97
4.5 (2)
Sold Out!
Earn
10%
in rewards!
KONG CuteSeas Cat Toy - Octopus
Starting at:
$5.97
5.0 (1)
Sold Out!
Earn
10%
in rewards!
Doggles Sea Life Catnip Cat Toy - Clownfish
Starting at:
$4.99
5.0 (1)
Sold Out!
Earn
10%
in rewards!
Doggles Sea Life Catnip Cat Toy - Sea Turtle
Starting at:
$4.99
5.0 (2)
Sold Out!
Earn
10%
in rewards!
Doggles Sea Life Catnip Cat Toy - Shark
Starting at:
$4.99
5.0 (1)
Sold Out!
Earn
10%
in rewards!
Doggles Sea Life Catnip Cat Toy - Octopus
Starting at:
$4.99
5.0 (5)
1
2
Previous
1
2
Next
→
Top
Sign Up For Our Newsletter!
Sign Up For Our Newsletter!
Submitted!
Please ensure Javascript is enabled for purposes of
website accessibility