Look sophisticated and transform your Flex 2™ tracker into jewelry with the elegant accessory pendant and lariat necklace from Fitbit. Accessory Band Features Compatible with : Fitbit Flex 2™ tracker Material : Stainless Steel Colour : Silver Size: One Size, 431mm (17�) Chain * Fitbit Flex 2™ Tracker Sold Separately. ** Materials not sweat or water resistant. Recommend limited to no contact with moisture to reduce discoloration/damage. Fitbit Service Policy: 30 day refund or exchange on unopened product. After 30 days, warranty and service of your product will be handled solely by Fitbit.