Fly past the competition in Pearl Izumi’s latest Tri Fly IV Carbon Cycling Shoe. The lightest and most efficient cycling shoe from Pearl Izumi features a new P.R.O. 1:1 Power Plate, which is a pro grade uni-directional carbon for lightweight stiffness. A fully lined mesh upper and direct-vent technology provides comfort, cooling and drainage and anatomic support is provided by concave shaping with longitudinal arch support and dual density EVA insoles. Weighs 270g (size 43).