K9 Sports Sack has found its way onto pet owners’ backs from all over, creating amazing possibilities between pet owners and their furry friends. Their collection of pet carriers allows you to take your pet on outdoor adventures and give them a safe place to take a needed break while keeping close. The K9 Sport Sack Air 2 Dog Backpack is a safe, comfortable and vet approved way to let your dog be part of the experience without being disoriented or confining. The K9 Sport Sack Plus 2 Dog Backpack is built for intermediate and moderate outdoor activities like hikes and bike rides. Plus it has the added benefits of a detachable storage bag along with five different safety features. The Urban 2 Dog Backpack by K9 Sport Sack offers the same great benefits of the other K9 Sport Sack backpacks with added style and functionality. No dog is left behind with K9 Sport Sack! BaxterBoo's online pet store is your ultimate one-stop shop for dog supplies and cat supplies!