Climbing shoe Fusion - Red Chili The new FUSION has been completely revised. The new last comes with more downturn and a slightly wider forefoot. Also new is the innovative closure system - it combines the advantages of Velcro and lacing and allows a quick and individual adjustment to the foot. For the closure we use extremely strong and abrasion-resistant lines made of Technora Aramid, normally used in paragliders and left over in our production. For more comfort and a more flat force distribution of the closure, the tongue is made of 3 mm thick neoprene. With these features, the FUSION offers more performance and a more customized fit, but remains a versatile all-rounder. This is also underlined by the full RX-1 ALLROUND sole, which with particularly balanced properties between friction, finefü.