ZOO BLUE DOG PAJAMAS | Bedtime has never looked better with 4 legged coverage and cute animal graphics. These Adorable pajamas with give your dog the perfect night's sleep. Bedtime has never looked better with these Dog Pajamas with 4-legged coverage and cute animal graphics. 100% cotton and there is even a convenient leash hole for easy leash attachment right before bed!. Pink or blue and in sizes ranging from XS to 2XL.100% Cotton. Leash hole.