This is a key holder using a brass hook. The hook body has a Tama-Pla coating finish. The Tama-Pla coating finish involves applying a clear coat to the surface, allowing you to enjoy the aging process slowly. The paint will gradually peel off as you use it. The lower part of the hook has a swivel ring, allowing you to attach double rings or keychains. We have two sizes of swivel rings available. This is the large size, with a larger ring. A brass double ring is included. Hook / Brass Length: Approximately 60mm (including swivel ring) Inner diameter of swivel ring: Approximately 21mm Double ring / Brass Diameter: Approximately 23mm, Hole inner diameter: Approximately 20mm * You can purchase without prior message. [Discounts] Discounts are not available for single purchases, but for multiple purchases, the second item onwards will be discounted by 200 yen. Example) 2 items: 200 yen off the total, 3 items: 400 yen off. If you wish to purchase multiple items, please comment on each sales page. We will create a dedicated page and contact you later.