Zappos.com is proud to offer the PUMA - Faas 250 NM Wn's (Dark Shadow/Neon/Fluro Green) - Footwear: The super-lightweight women's Faas 250 NM from PUMA looks fast even when you're not moving! ; Features integrated BioRide Technology for a more natural and responsive ride. ; Taxi AirMesh upper and PU overlays for comfort and support. ; Open-hole mesh lining below the PU layer lends support as well as breathability. ; Removable molded-KMS sockliner sculpts to your foot for the best possible fit. ; IdCELL lasting uses KMS-LITE as a strobel lining material that provides improved heel cushioning and decreased weight. ; Built-in flex grooves increase responsiveness while the groove in the heel reinforces stability on impact. ; EVA midsole. ; A moderate rocker shape design allows for a biomechanically-efficient stride with effortless toe-off. ; EverRide blown rubber on the forefoot of the outsole reduces weight and improves forefoot cushioning. ; Long-lasting EverTrack composite-rubber in the rearfoot of the outsole provides durability in high-wear areas. ; Weight: 7 oz ; Product measurements were taken using size 8. Please note that measurements may vary by size.