Produced by Rikio, the top manufacturer of jikatabi in Japan, their "Fighter" series are the standard for Japanese Jikatabi. These calf height jikatabi feature 12 kohaze (metal tab) fastening, extra-durable double stitched rubber soles for improved durability, reinforced material at toes and sides of foot, and 4 levels of sizing for the back of the calf. Shimebuto is wide calf type in "Fighter" series and is wider than 'Rikio Fighter Black Jikatabi (Outdoor Tabi)'.