Thank you for viewing. Kiri-bai Foot Warmers **"Magma Shoe Liner Ultra Long Type"** These are perfect for the cold season, providing strong warmth for your feet with the series' most powerful heating. 【Product Details】 ・Manufacturer: Kiri-bai ・Product Name: Magma Shoe Liner Ultra Long ・Duration: Approximately 9 hours ・Contents: 3 pairs (6 pieces) ・Size Guide: 25cm ・Usage: Foot warmers to be placed inside shoes ・Made in Japan 【Condition】 ・Brand new, unused, and unopened ・Due to home storage, there may be some minor scratches on the outer bag. Please understand this before purchasing.