Zappos.com is proud to offer the Avia - A5571W (White/Tahitian Blue/Vapor Grey/Steel Grey) - Footwear: Ditch the couch and start a new running routine! The cushioned comfort of the Avia A5571W will have you retiring your old gym shoes after just the first few miles. ; A running shoe built for the neutral to under-pronator who requires enhanced cushioning. ; Breathable mesh upper for a comfortably cool environment. ; Synthetic leather overlays provide light, targeted support. ; Extended rubber toe rand provides extra durability and protection. ; Lightly padded tongue and heel for added comfort and performance. ; Heel pull loop for easy on/off. ; Removable EVA insole provides lightweight plush. ; Molded EVA midsole with a full-length TPU shank for enhanced torsional support and Avi-Release technology for supreme cushioning. ; Solid rubber outsole delivers exceptional grip. ; Forefoot flex grooves allow the foot to move freely throughout the gait cycle. ; Weight: 9 oz ; Product measurements were taken using size 8.5. Please note that measurements may vary by size.