The CamelBak Classic 2L Hydration Pack in Yellow & Grey is a versatile and durable backpack perfect for hiking and other outdoor activities. Made of nylon with a canvas trim and a nylon frame, this pack features a 2-liter capacity bladder, adjustable size, and a lightweight design for comfortable wearing. The pack also includes a logo accent, a single divider, a buckle closure, and one pocket for convenient storage. Its best use is in the summer season, and it is suitable for unisex adults looking for a reliable hydration solution during their adventures.