The prAna Prospect Heights Crew for men is made from a recycled polyester blend. Design features for this bluesign®-approved style include a micro stripe, 4-way stretch jersey knit fabric, moisture-wicking properties, a two-tone neck details, and a classic standard fit. Features Recycled polyester/TENCEL™ Lyocell blend melange micro stripe fabric 4-way stretch jersey knit Moisture wicking Two-tone neck tape binding detail prAna flag label at wearer's left side seam Standard Fit Specs52% Polyester | 38% Recycled Polyester | 10% TENCEL™ LyocellVIETNAM