Nexus 600 Skate Upper Features Quarter Package: Variable stiffness Compression molded EVA with performance nylon Lining Material: Hydrophobic performance woven liner Heel Support: Patented pro-integrated, anatomical heel/ankle support Ankle Padding: Anaform foam ankle pads Tongue Construction: Anatomical White 48 oz. 2-piece felt with molded metatarsal guard Footbed: FORM-FIT+ with grip, moisture management and heel stabilizer Thermoformable: Full upper Nexus 600 Skate Lower Features Outsole: Full fiber composite Blade Holder and Runner: TUUK Lightspeed 2 with TUUK super stainless steel runner