Nalgene Wide Mouth Sustain 500ml Water Bottle Zempire A Custom Fit-On-The-Fly Hipbelt and

A Custom Fit-On-The-Fly Hipbelt and Shoulder Strap allow users to calibrate the perfect fit while a removeable top lid quickly converts to a roomy daypack for side excursions

Tinted panorama PVC windows on the poly wall let light in while sealing the elements out

CFC free foam

One large in-arm zippered insulated pocket

Use under other socks for extra comfort and hygiene

Nalgene Wide Mouth Sustain 500ml Water Bottle Zempire A Custom Fit-On-The-Fly Hipbelt andThe NEW LOOK of sustainability. All Nalgene bottles are now made with a revolutionary resin powered by new recycling technology that transforms plastic destined for landfills into high performance BPA BPS free bottles. This material is derived from 50% waste plastic (using ISCC certified mass balance), further offsetting the use of fossil fuels and lowering greenhouse gas emissions.