T&T 10mm Bead Stainless Steel Chain (C137). Width: 10mm. Stainless Steel. Leather Bracelet Wristband. Ring Size Chart. For Couple. Material: TOP QUALITY 100% 316L stainless steel. Wide bands require a larger size For bands that are wider than 10mm, you should consider getting a half or one size up (depending upon the width) as it will be more comfortable to wear.