New and unused. [From the product description on the back] Sorbo absorbs heel shock and alleviates foot pain. It quickly deforms upon impact to absorb shock, and slowly returns to its original shape. Human muscles are said to be the ideal shock-absorbing material. Sorbo is a shock-absorbing material that inherits the characteristics of human muscles. It has received high praise in the sports, medical, and industrial fields worldwide. The Sorbo Heel Support is a long-awaited shock-absorbing supporter that incorporates artificial muscle Sorbo in the heel. It reduces the shock applied to the heel and alleviates foot pain. Retail price: 1260 yen (tax included) ● One foot included ● Made in Japan Size: 22.5-24.5cm *Those with a high instep who wear 24.5cm may find it tight. Stored at home. Please consider purchasing if you are concerned about minor details. No pets, no smoking environment. Thank you for viewing.