3D Lasted Flex Composite quarter provides enhanced support when attacking or protecting the zone. 48oz. felt tongue with injected metatarsal guard gives an advanced level of comfort and protection to play up the ranks. Hydrophic Microfiber Liner with soft feel and moisture management properties keeps the inside always ready to go again. Crossover wheel features smaller core design, allowing outer urethane mass to flex and maximize grip on a variety of different surfaces.