A women-centric fit and cushioning profile, based on 1 million Volumental foot scans plus 4 years of research and development Moulded heel support creates a hugged, secure sensation over uneven surfaces Firm rubber sole provides rugged traction, so you can step confidently Soft-and-springy cushioning bounces you right back30-day trial: Put your shoes to the test. Unsatisfied? Return them for a full refund Weight: 282g (9.9oz) in a U S Women’s Size 8 Heel drop: 9.5mm