Ethylene Vinyl Acetate sole ?Sizes Are Normal, Please Refer Strictly To The Size Chart For Purchase ?Boat Design Turned Slightly Upwards At An Installation Angle Of 15 ° To Compensate For The Pressure Points For Relaxed And Load-free Carrying. ?High Quality Eva Material, Soft And High Elasticity. Soft, Wear-resistant, It Can Still Be Restored To Its Original Shape At 90°, Light And Comfortable, And It Is Not Easy To Deform After Long Wear. ?Strong Friction On The Soles For Non-slip Function. ?Significantly Reduce The Pressure Of Walking And The Pain In Your Feet. Relaxing And Unencumbered. ?Perfects For Many Occasions, Bathroom, House Slippers, Indoor Bedroom, Living Room, Locker Rooms, Swimming Pool, Beach, Spa, Gym, Leisure, Public Showers, Steam Rooms, Dorms, Camps Etc.