Nalgene Silo Wide Mouth Sustain Bottle - 1.5L Hiking Bag ensuring a comfortable fit and

ensuring a comfortable fit and extending the helmet's usability

*Only compatible with Comet Bite Valves*

Whether you’re sending your hardest projects on the rock or battling the elements on the slopes

An Altra EGO™ midsole gives you added energy return with each step

Ultralight doesn't have to mean uncomfortable

Nalgene Silo Wide Mouth Sustain Bottle - 1.5L Hiking Bag ensuring a comfortable fit andMore volume for more adventures. 1500ml of BPA BPA free Tritan Renew, Nalgene's new material derived from 50% waste plastic (using ISCC certified mass balance). The classic Nalgene Wide Mouth bottle with expertly crafted threads for leak proof hydration and perfect for ice cubes or fruit infusions. Proven in the elements and ready to withstand even the most rugged conditions. A pioneer, for pioneers. Durable and built to last!