The Camelbak Charm 1.5 L backpack, the most minimalist bicycle model with 1.5 L antidote reservoir housed in a compact backpack, designed for women with shorter backs, insures easy opening / closing a quarter turn of the lid. The carrying system with Velvetex padding protects exposed skin, providing greater comfort. Reflective strips ensure the early morning and at dusk for more security. - Material: 210D Nylon -Weight: 0.39 kg - Back length: 13.5in x 8.5in x 1.5in - Torso: Fits torso sizes from 15 to 21 inches -Velvetex lining - Back: Air Mesh - hydration bladder with 1.5L New with tags! Questions? Leave a comment below!