Expedition-weight first-layer fabric in a quick-drying, moisture-wicking neck warmer style. DETAILS DRYRIDE Ultrawick heavyweight fabric pulls moisture away from your skin bluesign® approved materials use only safe chemicals and reduce impact on both humans and the planet during manufacturing Four-way stretch fabrication for enhanced mobility bluesign® approved non-biocidal finishes keep odors at bay Chafe-free softlock seams for added comfort One-size fits all