Price reduced. Anti-slip device for shoes, perfect for preventing slips on snowy roads. - How to use: Easy-to-attach anti-slip device for shoes - Included: Main unit x 2, extension belts x 2, pouch x 1 - Suitable size: For shoes with a instep circumference of approximately 36cm or less Belt length: Approximately 26cm Extension belt length: Approximately 15cm Bottom: Approximately 13cm (length) x 5.5cm (width) x 1cm (height) - Weight: 115g - Main materials: Silicone, steel, nylon, polyester Purchased from a co-op a long time ago, but I ended up not using it and storing it away. Although unused, please understand that this item has been stored at home for a long time. Instant purchase is welcome.