Nylon Waterproof Casual Travel Lightweight Small Unisex On Holiday Backpack Red Material:nylon,which is wearproof and tear-resistant. Size:27x12x40cm/10.63x4.72x15.75inch(LxWxH). Adjustable strap with plastic buckle.Easily to Adjust the length and lock firmly. With trendy colors to choose from, never go out of style! Spot your colored bag fast. The bag is ideal as your sports gear bag, travel pack, shopping bag, extra carry-on, airport "savior," or simply your "just-in-case" bag.