Harness more from your body with the SKECHERS Pro Speed running shoe. This ultra-lightweight technical running shoe features a synthetic & mesh upper, Smart Shoe with Mid-Foot Strike design, & Resalyte cushioning technology. The ultra-lightweight Resalyte cushioning, which features memory retention, reduces impact for a supported, comfortable ride. Smart Shoe with Mid-Foot Strike design guides your body into a position that transforms impact into reusable energy for efficient running The shoe also features a Kinetic Return System that creates synergy between the strong, elastic material & elliptical shape to deflect impact forces & convert the energy into forward motion Construction:* Lightweight synthetic & mesh fabric upper* Exo-Skin seamless streamlined upper design with exoskeletal support* Mesh fabric panels for cooling ventilation* Textured & patterned synthetic panels for durability* Side S logo & SRR Pro Speed detailing* Lace-up front* Padded collar & tongue* Tongue Lock design prevents tongue shift* Soft fabric lining with seamless comfort* Removable cushioned Sock-Fit insole conforms to the shape of the foot for comfort & support* Pressure Diffusion Plate midsole & outsole design diffuses ground reaction forces over a greater surface area*1 1/2 inch midfoot total midsole height* Flexible high mileage rubber outsole* Super light weight 8 to 13 oz. per shoe depending on size