Style No PC933 This active support with lateral spring sidebars enable to provide the stabilization and resilience of the knee. The design of the circle soft pad also can assist the steadiness of patella. - Lateral spring sidebars - Avalible colours: Beige/Black/Any other colour with MOQ 雙側邊彈簧為膝蓋提供彈力與支撐,其中間大洞圓墊可為膝蓋骨固定,以防因運動劇烈而受傷.