Gregory Pack Nano 30 l guarantees superior comfort and stability thanks to the fully padded harness and breathable back panel. The top opening makes it easy to insert gear, while the large pockets and elastic mesh pocket create functional space for all essential items.   Features: Top zip pocket with central buckle closure and main compartment drawstring opening. Air mesh padded shoulder straps with one-hand operable sternum strap buckle and hydration loops. Breathable die-cut back panel and removable 1.5"/3.8mm fabric waist belt. Separate external access hydration compartment with universal hydration hook. Large main compartment with zipper opening and dual compression straps with quick-release buckles. Adjustable attachment loop and shockproof top lock for trekking poles or ice axe. Quick-access front zip pocket and internal zip mesh pocket with key holder. Side mesh pocket for bottles and quick storage, and hidden zip pocket for secure and fast access to personal items. Custom comfort grip zipper pulls. High-visibility reflective fabric loops and front loop for flashlight. Material: Body: 210D Honeycomb Cryptorip Nylon. Bottom: 420D High Density Nylon. Shoulder Straps/Belt/Lumbar Pad: Perforated CLPE Foam. Lining: 40% Post-Consumer Recycled 135D Polyester. Pack Hardware: Bluesign approved buckles. Gregory Pack Nano 30 l trekking backpack