Ethylene Vinyl Acetate soleHeel measures approximately 3 centimeters Funny Bubble Massage Slippers: Lychee texture concave and convex, EVA material, The Top Of The Shoe Micro Become Warped, So That Walking Will Not Feel Tired. Stylish, stress relief slippers for men and women, soft and durable, enjoy massaging the soles of your feet while walking. Anti-slip: Convex Pattern Design, Balanced Friction, can keep balance even walking in a wet environment, Fashion trends, With jeans, dresses, shorts, perfect match each piece of clothing, Suitable for SPA room, bathroom, gym and other leisure places. Quality materials: Ultra thick EVA Bubble sole, full of elasticity, allows you to relax your feet when walking, reducing the pressure and pain when walking. Perfect for daily walks, offices,pools and other activities for ladies,girls. Best gift: Funny Bubble Massage Slippers exactly exactly what's best for Christmas, Halloween, birthdays, and graduation gifts for your loved ones, friends, parents, and family. Perfect after-sales service: 7 days unconditional refund, 30 days no reason refund, 100% risk free. Please measure your foot first and choose the most suitable shoe size according to the size chart. There may be slight variations depending on the foot type. If the foot is fat or wide, it is recommended to pat one size larger. If you do not know how to choose a size, please contact us.