Get the lightweight responsiveness you need to push you through any training session. ClutchFit™ wraps around your foot like a "second skin" for elite support and feel. ClutchFit tongue is designed for a custom fit. Full-length Micro G foam for cushioned landings. Molded 4D foam footbed conforms to your foot to eliminate slippage. Speed Turf Traction outsole has aggressive grip to stabilize and propel you in any direction. Outsole flex grooves allow for a smoother heel-to-toe transition. Wt. 10.2 oz.