Sportful Bodyfit Pro Sleeveless Base Layer was designed to perfectly compliment the jersey you usually ride in. The fit has been dialled in and features super light breathable mesh which helps keep the riders temperature balance even in the hottest conditions. It features Drynamic mesh in contact areas which is an ideal fabric for moving moisture away from your skin in moderate conditions. The raised parts i nthe fabric help to lift it off your skin. The lightweight Dialo mesh is used on the front panel for thermo regulation which makes it perfect hot days. The open structure allows ample air flow while the UPF 10 protection protects you against UVs.