SIZE: 40L: 53*33*16cm 60L:57*36*18cm 85L: 69*42*20cm 100% Nylon Imported Large Capacity: Many thoughtful pockets for stuff you'll need for an extended outdoor adventure. 1 main pocket, 1 inner pocket, 2 side pockets for water bottle. Great for hiking, cycling, backpacking, climbing High Quality: This pack is made of sturdy rip-stop scratch resistant Nylon Material. Great zippers - durable zipper, well-sewn craftsmanship, high dense stitching. Built with strong stitching in the places you need it such like the shoulder straps, carrying handle, bottom and other places. With waterproof rain cover prevents your outdoor gear from getting wet in drizzle Breathable System: The hiking bag is well constructed with streamlined suspension system and breathable mesh padding on back, shoulder straps, hip belt for relieving fatigue and ventilation, speed up heat dissipation. Making your trips more comfortable Innovative Design: High-Load Waist Buckle- Waist buckle system stands up under big loads and is easy to tighten and thickly-padded split dual wishbone waist pad with independent top and bottom hip adjustments offers a more custom fit. Practical whistle buckle, D-shape carabiners and easy access zippers, shoulder straps, hip straps. Ergonomically designed semi-circle hollow provides head comfort even when pack is completely full. Good for men women youth kids ladies