Hyperlite Mountain Gear Unbound 55 Ultralight Backpack

The Unbound is designed for the on-trail backpacker and all-day thru hiker, prioritizing mobile storage and easy accessibility while covering big miles. Built to enhance efficiency, this pack features the latest on-trail innovations to keep your gear within reach while you stay focused on the trail, maximizing your time on the move.

Key Features:

• Dual-entry stretch mesh front pockets ensure organized storage and quick access to gear.
• Large, easy-to-reach side pockets keep water bottles or gear accessible on the go.
• Exterior bottom pocket with dual entry provides quick access to snacks or trash storage.

Buckles / Bungees
New 5/8" hardware minimizes weight without sacrificing durability

Compatible With
All Hyperlite Stuff Sacks and Hyperlite Mountain Gear Removable Hip Belts

Daisy Chains
Four 1/4" vertical daisy chains for attaching extra gear for trip-specific customization, in addition to a horizontal daisy chain below dual-entry front pocket

Top Closure
Roll-top closure system with removable side compression straps for vertical compression

Hip Belt
Updated removable hip belt provides more cushion and the ability to customize your pack fit. Built using Hardline with Dyneema, dual-density 1/8" closed cell rigid foam, 1/4" closed cell foam, and spacer mesh

Back
Integrated plastic sheet with 1/4" high-density foam back panel pad

Loops
Grab Loop

Pack Accessory Options
Shoulder Pocket, Versa, Stuff Sacks & Pods

Side Straps
Removable vertical compression straps

Top Compression Straps
Top Y-strap compression -- Designed to secure gear

Shoulder Straps
Hardline with Dyneema® shoulder straps with 3/8” closed cell foam and spacer mesh

Stays
One removable, contoured aluminum stay

Sternum Straps
Updated sternum strap allows for easy adjustments along shoulder strap daisy chains

Sealing
Seam tape on all vertical side seams and behind all sewn-on pack features

Bottom External Pocket
Bottom pocket features durable Dyneema Stretch Mesh, ideal for easy access to snacks or a quick place to store your rain jacket

Front External Pockets
Large dual-entry front pocket provides significant storage as well as streamlined access to smaller items (i.e. tent stakes). Made from durable Dyneema® Stretch Mesh

Side External Pockets
Oversized Side Pockets for streamlined access to water bottles and other gear on the go

Volume: 55L

External Volume: 9L

Load Capacity: Up to 40 lbs

Main Body: Dyneema® Composite Hybrid 3.8

Materials: Dyneema® Composite Hybrid Lumbar & Bottom Panel, Dyneema Stretch Mesh Front and Bottom Pockets, Hardline with Dyneema Side Pockets

Weight: 30.2oz | 856g

Back Width: 10.0" | 25.4cm

Height - Fully Unrolled: 38.5" | 97.8 cm

Top Circumference: 40.0in | 101.6 cm

Bottom Circumference: 35.0" | 88.9cm

Country: Mexico