The SMAI Shin Insteps have been manufactured to exact World Karate Federation specifications. They have been approved for use in official continental tournaments and international WUKF sanctioned events without restriction. They offer complete protection for shin, instep and toe along with added protection on the heel. SMAI shin insteps are designed to absorb impact in both receiving and attacking strikes. They feature injection moulded foam with a PU lining. Available in red and white.