Castelli Aero Race Shoecover White Variant:Castelli Shoecover Aero Race White - L Featuring Enduro Ceramic Zero bearings

Featuring Enduro Ceramic Zero bearings for the efficiency of Ceramic

Ergonomically

and this is simply because it's the best material for the job

Fills both fat and skinny tires with ease

Polartec® Delta fabric features regulated drying so that the evaporative effect cools your core

Castelli Aero Race Shoecover White Variant:Castelli Shoecover Aero Race White - L Featuring Enduro Ceramic Zero bearingsFor the days when you just want to keep the wind and rain out without any extra bulk. The thin, stretchy fabric forms to the shoe for a perfect, aero fit while blocking the wind and wet. Product features Waterproof non insulated aero bootie for cool and wet conditions Waterproof PU coated stretch fabric Silicone bead at inside top of cuff to seal water out Waterproof zipper High durability material under foot Technical Features Insulation: 2 5