Mizuno Wave Rider 23 Women's Running Shoes Citadel/Glacier Gray : The Mizuno Wave Rider 23 running shoes continue to be one of the most beloved running shoe models for neutral runners. This new edition features design updates and reliable performance from Mizuno Wave cushioning and a more secure fit around the foot. For Runners Who... Have a primarily neutral foot type and gait cycle. For runners who love the iconic performance from the Wave Rider series. What's New? Updates to the Wave Riders design freshen up this neutral running favorite. Upper: Features a lightweight and breathable engineered mesh upper material for optimal comfort and ease of movement. Padded tongue and softer heel collar enhance comfort. Lace-up front offers an adjustable fit. Midsole: Cloudwave technology coupled with a full-length U4ic midsole for cushioned comfort and response. Outsole: Durable rubber that allows for longer wear in high impact areas and provides more traction at the heel strike.