- Size: 40/41 • Useful tips: Since the shape of each person's foot can be different, the height of the instep and the sole of the foot also vary, choosing the size that best fits the shape of your foot is crucial. We recommend choosing a larger size if you prefer a more relaxed and comfortable feel. • Ergonomic design: The interior of the slippers is slightly recessed, the sides of the shoe body are also slightly recessed, and there are perforations on one side for increased breathability. It perfectly wraps your feet, the toe is wrapped in a shape with a semicircular arch hole, making the toes look very nice. The adjustment angle balances the pressure, providing a technological and aesthetic design. • Lightweight, thick, and soft sole: These massage slippers have a sole approximately 4 cm thick, which can increase height in men, while women can enjoy high-heeled slippers that elongate the legs. The ultra-rebound soles are super soft and also offer wear resistance. • Recommended uses: EVA material can shrink and deform at high temperatures, so it should not be exposed to the sun for a long time. They are ideal for the bedroom, bathroom, spa, gym, pool, beach, garden, vacations, dormitories, pools, public showers, steam baths, camping, etc. These slippers are an excellent choice for both men and women.