I made a trackball into a keychain! This is the "PRO type Khaki Gray" version. Attach it to your bag or keys and it will be a striking accessory. Material: PETG (3D printed) Shipping method: Yamato Nekopos *Please confirm before purchasing* This product is output one by one using a 3D printer, and the following characteristics may be observed: - Resin bleeding during output - Layering marks and surface unevenness - Design and color may be changed due to changes in specifications or materials This is a handmade item, close to a one-of-a-kind piece, so please refrain from purchasing if you are looking for the uniformity of an industrial product.