Model 880 with the MOZ exterior lace system is simple & easy; these warm insulated boots feature MOZ exterior lace system makes lace tension an easy task; turn the knob for increased lace tension and pull the knob to release tension INTEGRATED LINER - Pure performance multi-layer construction featuring EVA memory foam combined with its thermal-regulating fleece lining means unquestionable fit & comfort, plus the proven support & hold of a classic lace closure SECURE FIT - These unisex snowboarding boots incorporate durable stainless cable runs through 3 sets of nylon guides for a secure fit and correct heel placement STIFF POLYMER SHELL - A stiff polymer shell for strength is bonded to the exterior Polyurethane, together forming a durable and stiff flex to quickly transfer power to your edges LIGHTWEIGHT UPPER - These warm and comfortable snowboards for men and women have upper that is made from lightweight laminated nylon and Polyurethane; the 880 Snowboard Boots will provide comfort all day long