Size 9.5M or 40.5 EURRyka Hydro SportAn essential sneaker for water aerobics, kayaking, or any water workout, this cross-trainer with an innovative drainage system and standout support is a fan-favoriteBEST FOR: Water fitness and outdoor water activities High-intensity workoutsPERFORMANCE TECH: Multi-port drainage system Exceptional built-in support under the midfootMADE FOR WOMEN FIT: Designed for a woman's unique foot shape with a narrower heel, roomier toe, and softer foot cushioningMATERIALS: Quick-drying, chlorine-friendly mesh faux leather overlays for extra durabilityCLOSURE: Toggle lacing system for easy on/off Padded collar for extra cushioningINSOLE: Removable cushioned Nitracel insole with drainage holesMIDSOLE: Lightweight EVA for soft cushioning with draining holesOUTSOLE: Sticky rubber sole for extra traction on wet surfacesWEIGHT: 239 g/8.4 oz per shoeHEEL-TO-TOE DROP: 12 mmP.S. 10% for 2 or more items from my closet. Bundle to SAVEAll items are described to the best of my ability, photos form part of the description. Kindly, please review all photos features, conditions, and flaws if indicated. Please view all the pictures for an accurate description.