×
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
Dog Clothes
Dog Costumes
Dog Fashion Accessories
Dog Harnesses
Dog Outdoor
Dog Safety
Dog Toys
Dog Training & Behavior
Cat Clothes
Cat Harnesses
Special Occasions
Dog Clothes
Dog Costumes
Dog Fashion Accessories
Dog Harnesses
Dog Outdoor
Dog Safety
Dog Toys
Cat Clothes
Cat Harnesses
Special Occasions
+ View All
Brands
2 Hounds Design
American River
Barking Basics
Casual Canine
Chilly Dog
Disney
Doggie Design
DOGO
Funny Dog Shirts
Gold Paw
Mighty Toy
Mirage
Parisian Pet
PetEdge
Pooch Outfitters
Rasta Imposta
Rubie's Costumes
The Worthy Dog
Tuffy
American River
Barking Basics
Doggie Design
DOGO
Funny Dog Shirts
Gold Paw
Mirage
Parisian Pet
PetEdge
The Worthy Dog
+ View All
Size
Teacup
XXX-Small
XX-Small
X-Small
Small
Small/Medium
Medium
Large
X-Large
XX-Large
XXX-Large
Teacup
XXX-Small
XX-Small
X-Small
Small
Medium
Large
X-Large
XX-Large
XXX-Large
+ View All
Activity
Backpacking
Biking
Camping
Hiking
Hunting
Running
Black Friday
Black Friday Deals
Breed Size
Giant Breeds
Large Breeds
Colors
Aqua
Beige
Black
Blue
Brown
Copper
Gold
Gray
Green
Grey
Lavender
Light Blue
Light Pink
Lime Green
Multi-Colored
Navy Blue
Neon Orange
Orange
Pink
Purple
Red
Rust
Silver
White
Yellow
Black
Blue
Gray
Green
Multi-Colored
Pink
Purple
Red
White
Yellow
+ View All
Featured Line
American River
Batman
Buy 3 Get 1 Free
Creepy Crawly
DC Comics
Despicable Me
Disney
Last Call
Made in USA
Star Wars
Superman
Top Stitch Harnesses
Under The Sea
Wonder Woman
American River
Batman
Buy 3 Get 1 Free
Creepy Crawly
DC Comics
Despicable Me
Disney
Last Call
Made in USA
Star Wars
+ View All
Gender
Female
Male
Neutral
Holiday & Special Occasions
4th of July
Birthday
Cinco De Mayo
Easter
Election
Halloween
New Year's Day
Oktoberfest
Olympics
Sturgis
Thanksgiving
Wedding
World Cup Soccer
4th of July
Birthday
Easter
Election
Halloween
New Year's Day
Olympics
Thanksgiving
Wedding
World Cup Soccer
+ View All
Lifestage
Adult
Puppy
Senior
Materials
Anti-microbial
Cotton
Elastic
Faux Fur
Fleece
Industrial Grade Luggage Material
Knit
Machine Washable
Made in the USA
Mesh
Nickel-Plated
Nylon
Plastic
Plush
Poly-Filled
Poly/Cotton
Poly/Mesh
Polyester
Reflective
Rhinestone
Spandex
Stainless Steel
Velcro
Wool
Cotton
Machine Washable
Mesh
Nickel-Plated
Nylon
Plastic
Plush
Poly/Cotton
Polyester
Velcro
+ View All
Patterns
Animals
Batman
Bones
Cable Knit
Candy
Flag
Gingham
Patriotic
Quilted
Rhinestone
Skull & Crossbones
Stars
Striped
Tie Dye
Tuxedo
USA
Wonder Woman
Animals
Bones
Cable Knit
Flag
Gingham
Patriotic
Rhinestone
Stars
Striped
USA
+ View All
Pet
Cat
Dog
Seasons
Fall
Spring
Summer
Winter
Shop Sustainable
All Natural
Eco-Friendly
Weekly Deals
BOGO Deals
Clothing Deals
Price
$0-$25
$25-$50
Home
(97 items)
Halloween
XX-Large
Clear all
Halloween
Sort By:
Popular
Price: Low to High
Price: High to Low
New Items
Name
Discount
Rating
Sizing Note:
Sizes can vary by manufacturer. Prior to ordering, please measure your pet and compare to the product measurements for each product.
Filter By
On Sale!
Save 40%
Plain Dog and Cat Shirt - Orange
Starting at:
$5.98
$9.97
4.5 (8)
Earn
10%
in rewards!
Girl Skull and Bones Dog Shirt - Black
Starting at:
$14.95
4.5 (33)
Earn
10%
in rewards!
Friendly Boo Ghost Dog Shirt - Orange
Starting at:
$14.95
4.5 (15)
Earn
10%
in rewards!
Moonlight Witch on a Broom Dog Shirt - Purple
Starting at:
$14.95
5.0 (1)
Earn
10%
in rewards!
Cute Raccoon Dog Shirt - Black
Starting at:
$14.95
5.0 (1)
On Sale!
Save 40%
Hungry I Am Dog T-Shirt - Black
Starting at:
$8.98
$14.97
4.5 (11)
Earn
10%
in rewards!
Minion Dog Costume
Starting at:
$21.57
5.0 (4)
On Sale!
Save 40%
Boo Rhinestone Dog Hoodie - White Cream
Starting at:
$11.38
$18.97
5.0 (10)
On Sale!
Save 40%
Boo Rhinestone Dog Hoodie - Black
Starting at:
$11.38
$18.97
5.0 (4)
On Sale!
Save 40%
Tuxedo Dog Tank by Parisian Pet - Black
Starting at:
$10.20
$17.00
5.0 (11)
On Sale!
Save 40%
Boo Rhinestone Dog Shirt - White
Starting at:
$9.58
$15.97
4.5 (4)
Earn
10%
in rewards!
Walking Teddy Bear Dog Costume
Starting at:
$26.67
5.0 (4)
Earn
10%
in rewards!
Big Dog Uncle Sam Dog Costume
Starting at:
$15.97
Earn
10%
in rewards!
Scary Cute Dog Shirt - Green
Starting at:
$14.95
5.0 (5)
On Sale!
Save 58%
Duck Quilted Dog Sweater by Dogo - Yellow
Starting at:
$18.49
$44.00
5.0 (1)
Earn
10%
in rewards!
BaxterBOO Halloween Dog Shirt - White
Starting at:
$14.95
5.0 (1)
Earn
10%
in rewards!
Sugar Skull Happy Howl-O-Ween Dog Shirt - White
Starting at:
$14.95
4.5 (3)
Earn
10%
in rewards!
Don't Scare Me I Poop Easily Dog Shirt - White
Starting at:
$14.95
4.5 (4)
Earn
10%
in rewards!
Official Treat Inspector Halloween Dog Shirt - Purple
Starting at:
$14.95
5.0 (2)
Earn
10%
in rewards!
Save 20%
Dr. Woof Dog Costume By Parisian Pet
Starting at:
$15.97
$20.00
5.0 (3)
Earn
10%
in rewards!
Save 18%
Ketchup Licker Dog Costume Shirt
Starting at:
$15.57
$19.00
5.0 (1)
On Sale!
Save 31%
Mustard Licker Dog Costume Shirt
Starting at:
$13.20
$19.00
5.0 (2)
On Sale!
Save 31%
Officer Woof Police Dog Costume Shirt
Starting at:
$13.20
$19.00
5.0 (1)
On Sale!
Save 50%
Holiday Camp Shirts by Doggie Design - Halloween Ghosts
Starting at:
$10.00
$19.99
5.0 (5)
On Sale!
Clearance
Save 48%
American River Choke Free Dog Harness Holiday Line - Vampire Kisses
Starting at:
$10.39
$19.99
4.5 (2)
On Sale!
Save 35%
Too Cute to Spook Halloween Dog Dress - White
Starting at:
$9.08
$13.97
5.0 (2)
Earn
10%
in rewards!
Part Wolf Dog Shirt - Gray
Starting at:
$14.95
5.0 (2)
Earn
10%
in rewards!
Halloween Bats Dog and Cat Shirt - Orange
Starting at:
$14.95
Earn
10%
in rewards!
Scaredy Cat Halloween Dog and Cat Shirt - Green
Starting at:
$14.95
Earn
10%
in rewards!
Cute Spider Halloween Dog and Cat Shirt - Purple
Starting at:
$14.95
5.0 (4)
On Sale!
Save 40%
Worthy Dog Jack-O-Lantern Dog T-Shirt
Starting at:
$15.60
$26.00
Earn
10%
in rewards!
Scarecrow Dog Shirt - Orange
Starting at:
$14.95
5.0 (2)
On Sale!
Save 45%
Doggie Design Holiday Dog Camp Shirt - Halloween Jack-o-Lanterns
Starting at:
$11.00
$19.99
3.5 (2)
On Sale!
Save 45%
Doggie Design Holiday Dog Camp Shirt - Halloween Mummy
Starting at:
$11.00
$19.99
4.0 (1)
Earn
10%
in rewards!
Frankenpup Dog Shirt - Green
Starting at:
$14.95
Earn
10%
in rewards!
Lick or Treat Halloween Dog Shirt - Purple
Starting at:
$14.95
Earn
10%
in rewards!
Lick or Treat Halloween Dog Shirt - Orange
Starting at:
$14.95
5.0 (1)
Earn
10%
in rewards!
Cutest Pumpkin in the Patch Dog Shirt - Orange
Starting at:
$14.95
3.0 (1)
On Sale!
Save 40%
Plain Dog Hoodie - Orange
Starting at:
$9.58
$15.97
5.0 (1)
Earn
10%
in rewards!
It's Just a Bunch of Hocus Pocus Dog Shirt - Orange
Starting at:
$14.95
Earn
10%
in rewards!
It's Just a Bunch of Hocus Pocus Dog Shirt - Purple
Starting at:
$14.95
Earn
10%
in rewards!
Grim Rea-Purr Cat Shirt - Orange
Starting at:
$14.95
Earn
10%
in rewards!
Franken Cute Dog Shirt - Green
Starting at:
$14.95
Earn
10%
in rewards!
Mirage Halloween Happy Drink Man Costume Dog Shirt - Red
Starting at:
$12.97
Earn
10%
in rewards!
Mirage Halloween Ninja Costume Dog Shirt - Black
Starting at:
$12.97
Earn
10%
in rewards!
Mirage Halloween Ninja Costume Dog Shirt - White
Starting at:
$12.97
Earn
10%
in rewards!
Mirage Halloween Staff Costume Dog Shirt - Black
Starting at:
$12.97
Earn
10%
in rewards!
Mirage Halloween The M Costume Dog Shirt - Blue
Starting at:
$12.97
Earn
10%
in rewards!
Mirage Halloween The M Costume Dog Shirt - Red
Starting at:
$12.97
Earn
10%
in rewards!
Mirage Halloween The M Costume Dog Hoodie - Blue
Starting at:
$18.97
5.0 (1)
Earn
10%
in rewards!
Tuffy Halloween Holiday Dog Toy - Dracula
Starting at:
$25.97
Earn
10%
in rewards!
Tuffy Halloween Holiday Dog Toy - Frankenstein
Starting at:
$25.97
Earn
10%
in rewards!
Save 18%
Furry Inmate Dog Costume Shirt
Starting at:
$15.57
$19.00
5.0 (3)
On Sale!
Save 40%
Rasta Imposta USA Flag Cape Dog Costume
Starting at:
$8.14
$13.57
5.0 (4)
On Sale!
Save 40%
Don't Scare Me I Poop Easily Halloween Dog T-Shirt - White
Starting at:
$7.78
$12.97
5.0 (2)
Earn
10%
in rewards!
Mirage Halloween Crayon Costume Dog Shirt - Aqua
Starting at:
$12.97
Earn
10%
in rewards!
Mirage Halloween Crayon Costume Dog Shirt - Lavender
Starting at:
$12.97
Earn
10%
in rewards!
Mirage Halloween Happy Drink Man Dog Hoodie - Red
Starting at:
$18.97
Earn
10%
in rewards!
Mirage Halloween The M Costume Dog Hoodie - Red
Starting at:
$18.97
5.0 (1)
On Sale!
Save 40%
Gold Paw Sun Shield Dog Shirt - Neon Orange
Starting at:
$15.58
$25.97
5.0 (1)
Earn
10%
in rewards!
Save 18%
Sailor Dog Costume Shirt
Starting at:
$15.57
$19.00
4.5 (6)
On Sale!
Save 40%
Casual Canine Lil' Stinker Skunk Dog Halloween Costume
Starting at:
$15.58
$25.97
4.5 (14)
On Sale!
Save 40%
Casual Canine Lobster Dog Halloween Costume
Starting at:
$15.58
$25.97
4.5 (8)
On Sale!
Save 40%
Casual Canine Prisoner Dog Halloween Costume
Starting at:
$15.58
$25.97
4.5 (4)
On Sale!
Save 40%
Mirage Merry Halloween Dog and Cat Shirt - Black
Starting at:
$7.78
$12.97
5.0 (2)
On Sale!
Clearance
Save 48%
American River Choke Free Dog Harness Holiday Line - Halloween Ghosts
Starting at:
$10.39
$19.99
4.5 (7)
On Sale!
Clearance
Save 48%
2 Hounds Design No-Pull Dog Harness Deluxe Training Package - Neon Orange and Black
Starting at:
$20.78
$39.97
On Sale!
Save 40%
Worthy Dog Pirate Dog T-Shirt - Black
Starting at:
$15.60
$26.00
5.0 (1)
Earn
10%
in rewards!
Mirage Halloween Crayon Costume Dog Shirt - Lime Green
Starting at:
$12.97
Earn
10%
in rewards!
Mirage Halloween The M Costume Dog Shirt - Yellow
Starting at:
$12.97
On Sale!
Save 40%
Bite Me Halloween Pet T-Shirt - Orange
Starting at:
$7.78
$12.97
5.0 (1)
On Sale!
Clearance
Save 35%
The Spook Trio Halloween Pet T-Shirt - Black
Starting at:
$8.43
$12.97
5.0 (1)
On Sale!
Clearance
Save 36%
Pooch Outfitters Autumn Dog Shirt Collar and Tie - Candy Corn
Starting at:
$14.00
$21.97
Earn
10%
in rewards!
Dapper Tuxedo Dog Halloween Costume
Starting at:
$23.57
5.0 (1)
Earn
10%
in rewards!
Police Dog Halloween Costume
Starting at:
$26.67
4.5 (6)
On Sale!
Clearance
Save 48%
2 Hounds Design No-Pull Dog Harness Deluxe Training Package - Rust and Brown
Starting at:
$21.82
$41.97
On Sale!
Clearance
Save 42%
Rasta Imposta Pinata Dog Costume
Starting at:
$14.00
$23.97
On Sale!
Save 32%
Chilly Dog Handmade Cable Knit Wool Dog Sweater - Orange
Starting at:
$21.58
$31.97
On Sale!
Save 25%
Little Monster Dog Tank by Parisian Pet - Blue
Starting at:
$15.00
$20.00
5.0 (1)
On Sale!
Save 75%
American River Top Stitch Dog Harness by Doggie Design - Iridescent Orange
Starting at:
$5.00
$19.99
5.0 (20)
Earn
10%
in rewards!
Mirage Halloween Crayon Costume Dog Shirt - Light Pink
Starting at:
$12.97
Sold Out!
Earn
10%
in rewards!
Wonder Woman Dog Halloween Costume
Starting at:
$22.57
4.5 (11)
Sold Out!
Earn
10%
in rewards!
Superman Dog Halloween Costume by Rubies - Big Dog Edition
Starting at:
$34.97
4.5 (3)
Sold Out!
Earn
10%
in rewards!
Big Dog Rasta Dog Costume
Starting at:
$28.97
Sold Out!
Earn
10%
in rewards!
Rubies Big Dog Walking Teddy Bear Dog Costume
Starting at:
$28.97
Sold Out!
Earn
10%
in rewards!
Big Dog Toy Story Woody Dog Costume by Rubie's
Starting at:
$29.97
Sold Out!
Earn
10%
in rewards!
Disney's Big Dog Toy Story Buzz Lightyear Dog Costume by Rubie's
Starting at:
$44.57
Sold Out!
Earn
10%
in rewards!
Disney's Big Dog The Little Mermaid Ariel Dog Costume by Rubie's
Starting at:
$36.67
Sold Out!
Earn
10%
in rewards!
Disney's Big Dog Beauty and the Beast Belle Dog Costume by Rubie's
Starting at:
$39.97
Sold Out!
Earn
10%
in rewards!
Disney's Big Dog Cinderella Dog Costume by Rubie's
Starting at:
$37.97
Sold Out!
Earn
10%
in rewards!
Disney's Big Dog Snow White Dog Costume by Rubie's
Starting at:
$32.57
Sold Out!
Earn
10%
in rewards!
Big Dog Mickey Mouse Dog Costume by Rubie's
Starting at:
$28.97
5.0 (1)
Sold Out!
Earn
10%
in rewards!
Big Dog Minnie Mouse Dog Costume by Rubie's
Starting at:
$28.97
Sold Out!
Earn
10%
in rewards!
Big Dog Incredibles Dog Costume by Rubie's
Starting at:
$29.97
4.0 (1)
Sold Out!
Earn
10%
in rewards!
Big Dog DC Batman Dog Halloween Costume by Rubies
Starting at:
$29.97
Sold Out!
Earn
10%
in rewards!
Big Dog Princess Dog Costume by Rubies
Starting at:
$19.97
Coming Soon!
Earn
10%
in rewards!
Big Dog Beauty and the Beast Dog Costume by Rubie's - Beast
Starting at:
$44.57
Top
Sign Up For Our Newsletter!
Sign Up For Our Newsletter!
Submitted!
Please ensure Javascript is enabled for purposes of
website accessibility
Call Us 888-887-0063
Sign In 
Cart 
Save up to 10% Off with Autoship learn more