Pet Backpack Hamster Carrier Transparent Small Animal Carrier Guinea Pig Backpack Sugar Glider Ferret Pet Bag Rabbit Bunny Cage Color:Pink No cotton filter is required

No cotton filter is required for operation

Fabric name: Polyester

Fabric Name: Wool

fabric composition: Polyester

Audible to dogs but not to humans

Pet Backpack Hamster Carrier Transparent Small Animal Carrier Guinea Pig Backpack Sugar Glider Ferret Pet Bag Rabbit Bunny Cage Color:Pink No cotton filter is required[Size] L12. 2 * W6. 7 * H12. 6 inches, large enough for hedgehogs, squirrels, Small animals such as parrots, rabbits, bearded dragons and guinea pigs. [Clear Bubble Window Design] High Quality Clear Front Window Design for Your Beloved Pets Wide view. Clear front windows allow small animals to see everything in the backpack. [Excellent ventilation design] 3 large vents (0. 75 "diameter) at the front of the bubble window , an extra bite resistant mesh