Materials:
* Frame Materials: Alloy Steel Frame & Fiberglass Anti-Barreling Cross-Stay & HDPE
* External Material: 100% Nylon
* Pack Body: 210D High Density 40% Recycled Nylon 420D High Density 45% Recycled Nylon with C0 DWR: Designed without PFAS
* Pack Bottom: 420D High Density 45% Recycled Nylon with C0 DWR: Designed without PFAS
* Lining: 40% Post-Consumer Recycled 135D Polyester with C0 DWR: Designed without PFAS with C0 DWR: Designed without PFAS
* Suspension: Lifespan EVA Foam Polygiene® Stays Fresh Technology

Small/Medium Specs:
* Fits Torso: 15 - 19 in / 38.1 - 48.3 cm
* Fits Hips / Waist: 25 - 48 in / 63.5 - 121.9 cm
* Weight: 4.6 lbs / 2.09 kg
* Volume: 50 L / 3051 cu in
* Packed Dimensions: 28.7 x 12.6 x 16.5 in / 73 x 32 x 42 cm

Medium/Large Specs:
* Fits Torso: 18 - 22 in / 45.7 - 55.9 cm
* Fits Hips / Waist: 27 - 53 in / 68.5 - 134.2 cm
* Weight: 4.68 lbs / 2.12 kg
* Volume: 55 L / 3356 cu in
* Packed Dimensions: 30.3 x 12.6 x 16.5 in / 77 x 32 x 42 cm

General Specs:
* Ideal Fit For: Men
* Activity: Backpacking
* Compartment Access: Top / Bottom / Side-Zipper
* Internal Frame: Yes
* Frame Type: Perimeter wire
* Number of External Pockets: 7
* Closure Type: Drawcord
* Hydration Compatible: Yes
* Hipbelt Included: Yes
* Hipbelt Pockets: Yes
* Sleeping Bag Compartment: Yes
* Trekking Pole Attachment: Yes
* Max Carry Weight: 45 lbs / 20.4 kg

Features:
* FreeFloat 360 ventilated backpanel with dynamic flex panels and auto rotating shoulder straps that move with the natural movements of your body
* Moisture wicking ventilated backpanel with Polygiene® Stays Fresh Technology - an odor control airmesh treatment that inhibits the growth of odor causing bacteria
* Adjustable shoulder harnesses and torso length plus customizable hipbelt fit and 3D Comfort Cradle for hotspot free, body-hugging comfort
* Auto-rotating, dual density shoulder harness with sternum strap featuring integrated safety whistle and hydration clip
* Perimeter alloy frame and fiberglass anti-barreling cross-stay for stable load management
* Full length side-loading access zipper for easy unloading and gear organization
* Oversized front zippered compartment with mesh divider to keep items in order
* Sunglass QuickStow system on shoulder harness for quick, secure and scratch-free access to your shades
* Internal hydration sleeve with SpeedClip hydration hanger compatible with Gregory's 3D Hydro Trek Reservoir (reservoir not included)
* Floating top pocket with large zippered compartment, small quick access pocket and an underside zippered pocket, reflective attachment points and key clip
* SideWinder bottle holster for one-handed on-the-go water bottle access - tucks away when not in use
* Side stretch mesh pocket with pass through for over-or-under compression
* Front oversized stretch mesh pocket with secure buckle closure
* Quick-pull drawcord closure and top webbing compression
* Zippered bottom sleeping bag compartment with removable divider
* Adjustable attachment loops and upper shock locks for trekking poles or ice axe
* Custom ComfortGrip molded zipper pulls and molded webbing keepers for strap management
* NANO CONNECT - Included interior toggles to connect Nano 14 Daypack
* By using recycled fabrics, this pack’s carbon footprint is reduced by 28% compared to a conventional nylon pack. The equivalent to 89 miles (143 km) driven; you can help offset that amount by walking, biking, or car sharing instead of driving solo