Unique, stylish design for Fitbit Sense 2 / Sense / Versa 4 / Versa 3. Nickel-free stainless steel with sparkling rhinestones. Comes with a resizing tool, sized for a 5.3 inch - 8.1 inch (135 - 205mm) wrist. Stainless Steel Folding Clasp, durable & convenient