Castelli Pro Mesh 2. 0 Short Sleeve Base Layer Tour De France Winning Base Layer Base layers do more than just keep you warm in cool weather, they are also great for keeping you cool in warm weather. The Castelli Pro Mesh 2. 0 Short Sleeve Base Layer is a winning base layer with a graphic print that shows your style on the inside. It is made with 3D mesh fabric that provides excellent moisture management. It features a waist hem that stays flat under shorts. This base layer is perfect for temperatures ranging from 59degF to 82degF. Features3D mesh fabric for excellent moisture management Waist hem stays flat under shorts Temperature: 59degF - 82degF (15degC - 28degC)Weight: 112g Sizing Size Small Medium Large Extra Large XX-Large3X-Large Chest (cm)92cm96cm100cm105cm110cm115cm Chest (in)36"37. 8"39"41"43"45"Waist (cm)80cm84cm88cm93cm98cm103cm Waist (in)31"33"34. 6"36. 6"38. 5"40. 5" | Castelli | Pro Mesh 2. 0 Short Sleeve Base Layer Men's | Size Small In Black