◆Material : Full use of body safe rubber made,it is flexible and convenient to wear. ◆Quality : The plastic clip end is improved to be sturdier and more durable ◆Color : 7 Colors for your choice and can get variety color then change every day and fit your clothes. ◆Usage ：Clip your loved fitbit one tracker back to your pocket, belt or bra when you sporting. ◆Price performance : With prices lower than those of other sellers but higher quality and service. ◆Note : No tracker include,only for fitbit One.