Instant purchase is OK. Currently sold on Rakuten for 2,980 yen and on Amazon for 1,310 yen, both excluding shipping. This is a lightweight, 100% glass callus removal tool with an easy-to-hold design. - Brand: Lovely Foot - Product Name: Glass Callus Remover - Country of Manufacture: Korea - Material: 100% Glass - Usage: Callus Removal - Features: Lightweight and easy-to-hold design Product Description: "Safely and quickly remove calluses for smooth heels! Easy-to-care-for glass callus remover." Size: 43.5 x 90mm ● Product Features ・The entire tool is made of glass, so it won't rust and can be used for a long time. ・You can see the area being treated, allowing for safe care. ・The pattern, created with patented technology, removes calluses without damaging the skin, and is effective for removing calluses on both feet and hands. ・Dry use is possible, so it can be used anytime, anywhere without needing water. ・It can be washed with running water after use, making it hygienic. ● How to Use 1. Gently move the glass surface back and forth on calluses on heels, hands, etc., to remove calluses. 2. Remove the shavings from the area where you removed the calluses. It can be washed with running water, making it hygienic. ● Recommended for those who: ・Are concerned about rough, hardened heels and elbows. ・Are concerned about cracked heels. ・Have stockings that snag. ・Want to make their bare feet look beautiful. Thank you for viewing.