Replacement Magnetic Clip Case for Fitbit one Fitness Sleep Holder Wrist Band Bracelet Accessories Replacement Magnetic Clip Case Cover for Fitbit one Fitness (NO trackers included,just replacement clip holder only) Just can work for Fitbit One Fitness sleep tracker only Fitbit clip comfortable for your pocket,bra,belt,cloth Fitbit one clip made from new fabric holder more match your cloth for woman Item as holder or case for your fitness fitbit tracker when your do exercise or walking,sport NO trackers included,just replacement clip holder only