This is a high-quality stainless steel deployant clasp (butterfly buckle). It allows for one-touch opening and closing of your watch strap, making it easy to put on and take off. It prevents deterioration of the strap and ensures comfortable use. *Please note that the surface design may be patterned or plain depending on the production lot. We appreciate your understanding. [Material] High-quality stainless steel [Size] 10mm / 12mm / 14mm / 16mm / 18mm / 20mm / 22mm *Please choose the size that matches the buckle width (buckle attachment width) of your watch strap. [Color] As shown in the photo *Available in 4 colors (Silver, Gold, Rose Gold, Black) [Set Contents] 1 spring bar tool and 3 spring bars ★To see other colors, please click here: #STRAPOLOGY_Dバックル [Set Discount] - When purchasing as a set, a discount of 200 yen per item is available from the second item onwards. - If you contact us in advance, we will create a dedicated listing with the set discount price. [Other] - If you have any questions, please feel free to leave a comment.