ROLL SET: 7mm wide. 16.5ft (5m) 304 stainless steel figaro link chain spool. MATERIAL: 304 stainless steel, which is sturdy, not easy to rust and corrode Multiple Usages: The stainless steel curb link chains bring it more classic style, with the additional jewelry making supplies, it is convenient for your to create personanized necklace, bracelet, anklet, earrings, keychain crafting, etc. EASY TO STORE: The curb chain spool is rolling on a reel to avoid getting messing or tangling. Great Gift: Stainless steel curb chains roll. A great gift for her or yourself. [16.5 FT] Silver Curb Chains for Jewelry Making, 7mm Wide 304 Stainless Steel Cuban Link Chain Roll Bulk for DIY Jewelry Making Craft