Keep your keys secure and close with the Nike Premium Key Holder. Durable and stylish, this key holder comes with attachments that let you customise your shoe-inspired accessories and take your fashion game to a new level. Add another element to your all-Nike look with the Nike Premium Key Holder. Premium metal hardware easily attaches to accessories. 73% zinc alloy/11% PU leather/7% nylon/6% iron/3% polyester.