Lotto Vento Diablo Firm Ground Football Boots – White/Fiery Red One of the top range boots from Lotto. The key feature is the all new Twist’ngo technology. This is an exclusive system based on the insertion of an aluminium pivoting stud in a brand new sole that provides more speed, safety and stability. Upper: Water resistant soft kangaroo leather provides ultimate comfort for the foot. Asymmetric lacing. Twist’ngo technology. Insole: shock-absorber cushioning insert in the heel to reduce injury. To support the arch area of the foot and the foot's natural flexibility it is also equipped with BFC technology (Bio-mechanical Foot Control). – 3-S technology (side stability support), which gives the foot more stability during side movements.