Thank you for viewing! [Exterior] Roroma Leather [Interior] Tochigi Leather This is a zipper-type key case. The fishhook clasp, Chicago screw, shackle, and double key ring are made of brass. * Brass is less durable than stainless steel. A glass accent is embedded as a design element. As this is a handmade item made of genuine leather, please understand that there may be some original blemishes or imperfections in the material. #keycase #genuineleatherkeycase #keycasezipper #men'skeycase