This set includes an elegant Activity Crystal (27.5 x 10 mm) and two bracelets both specially designed to carry it. Featuring a fully faceted crystal in a Swarovski-exclusive cut the Activity Crystal measures your activities and sleep and syncs with your smartphone.. The Activity Crystal is water resistant. Slake bracelet length: 14 1/8 inches. Sport band length: 9 7/8 inches. COMES WITH ORIGINAL BOX AND RECIEPT USED COLOR: SILVER TWO BANDS INCLUDED NEEDS NEW BATTERY ONLY THE TWO BANDS AND SWAROVSKI CRYSTAL ARE INCLUDED