There are pockets on each side of the backpack and large capacity to hold your dogs snacks, water, toys, etc. The adjustable buckle allows the backpack to be adjusted, making it suitable for dogs of various body types. Made of premium waterproof material that is waterproof and durable. Sandwich air net inside the backpack is soft and breathable.Make your dog comfortable. Reflective fabric edge cover helps you see your dogs activity at night and keep you safe. Fits even larger and medium sized dogs.Please measure your dogs bust and check the size chart before purchasing.Please make sure to measure your dog before purchasing.