Maximum Shin &Leg ProtectionThe Hayabusa Winged Strike Competition Karate Shinguards are equipped with high-density padding to ensure the best protection possible during karate training or competition. The pre-curved design and dual-strap velcro closure system provide a secure fit and unmatched comfort. Honoring Tradition. The entire Winged Strike collection is branded with the traditional Japanese word musha, which is composed of the kanji meaning Warrior, Military Person. So, musha implies warrior in the Bushido tradition and flawlessly embodies the spirit of the Winged Strike collection.