Asics Sortiemagic RP 4 Tenka Mens Red Running TrainersCrafted with an engineered mesh to the upper with an additional laced up closure, suede overlays and eyestrays for a modernised appeal. Featuring a foam midsole for good shock absorption. Weighing just 4. 9 oz. the SORTIEMAGIC RP 4 Tenka model comes complete with a full SpEVA midsole plus PROPULSION TRUSSTIC technology. This shoe is engineered to race at peak performance. This model was inspired by the idea of tenka. Tenka is a word that samurai used