The TKD combat vest Korea WTF is the top model among the KWON combat vests, developed together with the Thai Taekwondo national team under the Korean success coach Choi Young Suk. The vest is characterised by outstanding comfort and cushioning properties. According to the Thai national coach CHOI, it is the best non-electronic combat vest that is currently on the market. According to the Thai national coach CHOI, it is the best non-electronic combat vest that is currently on the market.