Localized perforations on palm and backhand, plus ventilated finger fourchettes keep hands cool. Leather reinforcements on the palm and outer hand landing zones. Pre-curved finger construction reduces fatigue. Advanced polymer compound palm and finger sliders. Protective double cuff closure with TPR logo wraps. Closure incorporates hook and loop adjustable strap. Stretch leather accordions on fingers and thumb. Alpinestars exclusive Dynamic Friction Shield (DFS) protectors feature airflow and a dual density polymer mold construction. Internal aramidic fiber hand and thumb reinforcement, plus an aramidic fiber layer around the little finger. Alpinestars patented third and fourth finger bridge prevents leather from twisting on fingers, and helps prevent potential burst seams and finger separation. External finger and palm seams for a close fit.