Thank you for viewing. This is a CASTELLI triathlon wear (top/model number 8620093), men's L size, in the popular color white. I have worn it several times for training and competitions. Castelli is incredibly thin and light, with excellent fit and breathability. This is a used item stored by a private individual, so please understand and purchase with no claims and no returns. Instant purchase is OK. Weight: 137 g Fit: Aero Fit ⚫︎Product Features High-performance top that provides freedom of movement in the water, aerodynamics during rides, and comfort during runs. The Velocity Rev2 aero material on the front provides outstanding aerodynamics. Velocity mesh fabric is highly breathable and cuts 94% of UV rays. Two flat pockets on the back, so they don't bulk up even when you put in nutrition. Giro3 flat grippers are equipped on the waist. SnapLock zipper on the waist to clip to Free Tri Shorts. YKK® Camlock® zipper for easy opening and closing. The length of the sleeves, designed with aerodynamic research, enhances the aero function.