Gaerne speed carbon spd sl road shoesgaerne presents the speed carbon road shoe ideal for those looking for a functional shoe rich in technical content from the best use of both racing and in training its a very light shoe the upper is soft microfiber laser perforated with mesh inserts that provide excellent breathability featuresclosure system one boa micro adjustable reel a cable made of stainless steel and a velcro strap in the forefoot turning the reel the cable close the shoe in a u