Thank you for viewing the product. I have used it about 5 times and stored it at home. Since it is used, please refrain from purchasing if you are sensitive to used items. The thigh silicone stopper is not present, so it is safe for those with sensitive skin. [Product Description Excerpt] 215g Forza 2 fabric containing 32% Lycra® on the inner thighs of both legs provides excellent fit and muscle compression to reduce fatigue. Simple bib construction with striped mesh processing circulates airflow and promotes breathability. One back pocket. Reduced to a minimum of 5 fabric panels for lightness and improved comfort. Top-rated Progetto X2 Air Seamless seat pad Sublimation-printed graphics and logos will not crack or peel with age. Reflective material on the back of the thighs. Cut-off finish with a soft waistband adds elasticity and comfort around the waist. The hem is also cut-off, achieving a structure that prevents the entire shorts from slipping even without silicone grippers. Weight: 210 g Temperature: 15°C - 35°C / 59°F - 95°F Fit: Aero Fit For cyclists who want to shave off a second in training or racing. The latest version of the race/training bib shorts used by the Quick-Step riders has been born. The difference from the FREE AERO RC PRO, KIT, and CLASSIC BIBSHORT is the design. There is no difference in functionality. ROSSO CORSA PROGETTO X² AIR SEAMLESS PRO RIDERS Rosso Corsa Castelli products with the Rosso Corsa label are distinguished from other products by the red tag and are recognized worldwide as a special title that guarantees top-class performance. Every detail, from the threads and fibers used in the materials to every curve, is carefully considered, and they have revolutionized cycling wear. Please experience the industry-leading wear that continues to be chosen by top professionals. Type... Bib shorts Gender... Men