The 2-piece outsole features RS 3.5mm rubber combined with a fish hook midsole in the forefoot. This provides a direct feel as if gripping the foot hold with your toes, and delivers otherworldly friction during serious smearing. ・The inside edge of the forefoot outsole is extended, improving smearing performance on the inside edge. ・RH 3.5mm rubber and a high-rigidity midsole are used in the heel, providing all-around support for heel hooks of various shapes, while also fitting the shape of the heel firmly and exhibiting excellent tracking. ・A VD toe rubber patch that largely covers the forefoot is employed, supporting delicate and serious toe hooks. ・The slingshot that firmly lifts the arch, along with a simple and highly durable single Velcro strap and split tongue, provides a smooth feel when putting your foot in, while also exhibiting excellent fit.