WoCase Replacement Accessory Fitbit Flex Wristband Wrist Band Bracelet (Large/Small) with Clasp for Fitbit Flex Activity and Sleep Tracker (One Band+ One Clasp) Includes 1 large accessory wristband and 1 clasp Personalize your wristband to match your daily style with these brand new color choices Perfect fit for your Fitbit Flex activity tracker and comfortable wearing experience Unique color by WoCase.