Karhu Men's Fast3 Running ShoeKarhu's™ Men's Fast Running Shoe uses forward fulcrum technology to utilize your energy for momentum.
Karhu running shoe has more balance than competitors: natural center and improved transition. - Lower pronation angle and velocity. - Converts natural energy into forward momentum more efficiently than competitors. Vamp and collar: open air mesh for breathability and lightweight. - Saddle: single ply and lightweight mesh for support. - Anatomical fit around the foot. - Supports the medial and lateral saddles. - Vamp: HF welded eyelets are integrated. Tongue: anatomically mapped around the instep to reduce lace discomfort. - New soft touch logo for a comfortable fit. Mesh reinforced in the toe tip is abrasion resistant. Karhu heel logo is reflective to increase visibility. Synthetic stitched and embossed mountain M as a low profile quarter logo. Lasting board: EVA padded for comfort. Midsole: compression molded EVA is precision engineered. - Improves forward efficiency. - Tuned durometers. Fulcrum: firm EVA. - Assists runner transition from forefoot to toe off: responsive. - 77 durometer. Forefoot: EVA insert aligns to the metatarsal heads. - Anatomically designed. - Provides support and cushioning while pushing off. Insole: PU foam and molded EVA heel pad. - Breathable, cushioned and durable. - Moisture management to remove sweat. Outsole: compression molded and blown rubber combination for cushion and traction. - Anatomic flex relief with full ground contact sole. Ideal for the neutral runner looking for a trainer. Weight: 11 oz (311 g). Imported.