Minimalistic design for optimal performance. Lightweight stretch materials with strategically placed perforations enhance connection to the bike and increase breathability. Compression molded neoprene cuff with hook and loop closure for a secure fit Single layer perforated Clarinoï¾® palm Stretch Nylon top of hand for mobility and comfort Stretch Nylon finger gussets increase airflow and dexterity Silicone print at finger tips for lever grip 64% Polyamide Nylon, 16% Neoprene, 13% Polyurethane, 4% Elastane, 3% Polyvinyl Chloride (PCV)