Gaerne gfast plus mtb spd shoesgaerne presents the new gfast shoe ideal for those looking for a functional and rich in technical content from the best use of both the race and in training it a very light shoe the upper is soft microfiber laser perforated with mesh inserts that provide excellent breathability closure 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 uniform manner either