Danner didn't get their chops building athletic shoes. They make boots. So when Danner decided to create a lightweight trainer, they took Danner's 80-plus years of experience and created a boot that acts like a shoe, not a shoe that acts like a boot. Recommend women select 1.5 to 2 full sizes down for correct fit.GORE-TEX waterproof, breathable lining and polishable toeSpeed lacing system for secure, enhanced fitCushioning, open-cell PU footbedEVA cushioning and shock-absorbing midsoleNylon shankDanner Tachyon slip-resistant rubber outsole with low pentagonal lug pattern offers superior ground contactHeight: 8"Weight: 35 ozInsulation: Non-Insulated