Saucony Women's Kinvara 4 Running Shoes improve upon the lightweight favorite with PowerGrid technology for a smoother stride If you want to try a minimalist, barefoot-inspired shoe yet don't want to give up cushioning, look no further! This incredibly lightweight running shoe is designed with a 4mm heel-to-toe drop for a close-to-the-road feel, allowing your foot to move naturally without sacrificing comfort. Plus, now you get PowerGrid technology in the heel, which helps center the foot while absorbing shock and distributing pressure for a smoother, more comfortable stride. The seamless nylon mesh upper with FlexFilm feels lightweight, supportive and flexible. Removable EVA insole. Recommended for normal arch foot types. Orthotic-Friendly.