A. Product Features 1. Quality material: This pair of slippers is made of artificial PU material, which is breathable and durable. 2. Pain - relieving effect: It may help reduce the pain caused by flat feet, improper walking postures, and plantar fasciitis. 3. Lightweight design: The slippers are light. With a wedge - shaped design, they can allow you to walk more steadily and may not make you feel tired or off - balance even after standing for a long time. 4. Suitable occasions: These stylish and practical flip - flops are suitable for various occasions, such as the beach, park, pool, or for daily wear. B. Customer Service If you encounter any problems while using our products, please feel free to contact us. We are ready to offer assistance and will try to solve your problems as soon as possible. C. Precautions Due to different display screens and lighting effects, the actual color may differ slightly from the picture. A 1 - 3 cm error may occur due to manual measurement. D. Specification Parameters 1. Upper material: PU 2. Sole material: PU 3. Correspondence between shoe size and foot length: - Size 36 may correspond to a foot length of 23 cm. - Size 37 may correspond to a foot length of 23.5 cm. - Size 38 may correspond to a foot length of 24 cm. - Size 39 may correspond to a foot length of 24.5 cm. - Size 40 may correspond to a foot length of 25 cm. - Size 41 may correspond to a foot length of 25.5 cm. - Size 42 may correspond to a foot length of 26 cm. - Size 43 may correspond to a foot length of 26.5 cm. - Size 44 may correspond to a foot length of 27 cm.