Asics Gel Kayano 14 Running Shoe. Going from strength to strength, this is the top structured cushioning shoe available and a firm favourite amongst serious runners. Spacemaster UV and made of synthetic leather. Biomorphic Fit that is technology using high-tech stretch materials to allow the shoe upper to move with the foot encountering less friction and fabric bunching during specific moments of the gait cycle. Also has a Personal Heel Fit for added stability.