This is the "HI COOK" defrosting set from KAI (貝印). It's a set consisting of a defrosting plate and special sheets, designed to easily defrost frozen meat and fish while minimizing drips. This product is currently discontinued. 【Condition】 ・Boxed ・Unopened bag, unused ・Long-term storage item The contents are in good condition as the bag is unopened. The outer box has some scuffs, stains, and damage due to long-term storage, so please check the photos. 【Size】 ・Outer box size: Approximately 25 x 17.5 x 1.8 cm ・The plate fits perfectly in the box. Please refer to image 2 for the size. 【Quality Indication】 ・Plate: Aluminum ・Sheet: Graphite ・Sheet pack: Nylon, Linear Low-Density Polyethylene (Compliant with Ministry of Health and Welfare Notification No. 370) Please refer to image 4 for the usage instructions. Although it is a new, unused item, it is listed as "[Like new]" due to the box being soiled. Please purchase only if you understand that this is a home-stored, long-term storage item.