16oz Narrow Mouth Sustain Bottle Color:Cerulean Fabric Treatment: DWR (Durable Water

Fabric Treatment: DWR (Durable Water Repellent) finish repels moisture

Coming to a cool-weather wardrobe near you

Forefoot stack height - 27

Alpenex II™ Heathered fleece gives efficient thermal performance with improved hand feel

Developed through experience in trail running

16oz Narrow Mouth Sustain Bottle Color:Cerulean Fabric Treatment: DWR (Durable WaterSustainability in your hands. Nalgene is proud to be the first to market with a new resin powered by next generation recycling technology that transforms plastic destined for landfills into high performance BPA BPS free bottles. This new Nalgene Sustain product line is made from 50% certified recycled content further offsetting the use of fossil fuels and lowering greenhouse gas emissions.