Ryka Senna 2 Women's Sport Short Boot. Cozy up to comfort in a sleek and sporty water-repellent boot with a powerful Made for Women fit. BEST FOR: Casual walking + Light outdoor activity. PERFORMANCE TECH: Water-repellent materials for weather protection + Exceptional cushioning throughout. MADE FOR WOMEN FIT: Designed for a woman’s unique foot shape, muscle movement, and build with a narrower heel, roomier toe, and softer foot cushioning. MATERIALS: Water-repellent nylon with protective mudguard + Cozy faux fur collar. CLOSURE: Stretch bungee laces with adjustable toggle for easy on/off. INSOLE: Surround Fit insole with cushioned EVA heel cup surrounds your foot in comfort. MIDSOLE: Lightweight EVA for soft cushioning. OUTSOLE: Lightweight and durable EVA outsole with flex grooves for easy movement. WEIGHT: 188 g/6.06 oz per shoe. HEEL-TO-TOE DROP: 7.5 mm. Model: RYKA-SENNA_2.