Pearl Izumi - Run Men's Select Tri Suit 88% nylon 12% elastane Imported 88% nylon 12% elastane Imported product 2015 Spring/Summer SELECT Transfer Dry fabric sets the benchmark for compression and moisture transfer. Direct-Vent panels provide superior ventilation Flatlock seams provide superior abrasion resistance. 12" zipper for venting. Plush elastic silicone leg gripper