Yoshida & Co. Porter Tanker Key Case, Khaki This key case is made of olive-colored nylon and features a zippered key ring. I haven't used it much since I bought it, and it's in good condition. However, please understand that it has been stored by a private individual, so I would appreciate it if those who understand this would consider purchasing it. Color: Khaki Stains, tears, odors: None Thank you.