Alps Mountaineering Nomad Extendable Backpack - 40L to 60L

Nomad RT 50 Features
Lightweight 200D nylon double ripstop fabric
Generous zippered access to the main compartment
Two stretch bottle pockets
Extensive daisy chain attachment points
Side compression straps
Load lifter straps
Removable sternum straps
Hydration compatible with ports on both sides and three-point reservoir attachment
Air mesh covered suspension provides maximum air flow
Pull forward tightening waist belt
Removable padded waist belt with removable pockets
Small and XL waist belt options available
Roll top allows pack volume to expand from 40L to 60L
Dual aluminum frame stays
Rain cover is neatly stowed in a zippered pocket on the bottom of the pack until needed
Reservoir 3.0 Features
3.0 Liter reservoir
Anti-microbial IonPure treatment helps prevent bacteria and mold growth
Dual cap – large opening for cleaning and smaller opening for filling
Quick connect device allows the drink tube to be disconnected from the reservoir without leakage for easy refill/cleaning
Insulated drink tube allows for use in extreme cold weather
Drink tube clip rotates 360°
BPA- and PVC-free
Ultravalve
Built-in check valve eliminates backwash and prevents air from entering tube
Twists open for no bite / full flow