stretchy fabric

A springy new Speedboard® delivers extra rebound and responsiveness

which means it will be there for you run after run

and Altra's roomiest toe box

Women's Mizuno Wave Sky 9 Colour:Snow White/Silver Birch/Ultramarine (71) stretchy fabricThe Mizuno Wave Sky 9 running shoe was crafted and enhanced for runners who love a cushioned running experience that almost feels like floating. By integrating NITROGEN INFUSED MIZUNO ENERZY NXT into the midsole and increasing its thickness by 6 mm in the forefoot and 4 mm in the heel, both cushioning and energy output have been significantly enhanced. The use of FOAM WAVE and a wider outsole design provides stability while delivering a floating