Camelbak Zephyr Pro - 1L

"Engineered Knit" mesh fabric, double adjustable chest straps, stow food and gear, secure mobile phone pocket, reflectors, stretch overflow pocket, trekking pole holder, antimicrobial Polygiene, signal whistle, includes two 500ml Quick Stow bottles, dual exit hydration tube guide, made from ultra-lightweight materials. Technical data: Pack volume 11 l + 1 l reservoir, dimensions: 40 x 29 x 5.5 cm, weight: 240 g, waist circumference: 86-110 cm"