Stainless steel, big ring key holder, made of a continuous loop of sturdy stainless steel, perfect for those of us with more than the average number of keys, large & roomy, yet lightweight & easy to carry, includes 8 #.5 sized stainless steel s biners, in 2 colors, 4 stainless & 4 black, to easily identify keys at a glance or use 1 of the s-biners to attach the big ring to a belt loop, purse strap, or zipper pull, or to hook to a second ring, s-biners remove & reattach quickly & securely or to take a single key with you, can add more s-biners.