2 Pack- Replacement Clasp for Fitbit Flex Wireless Wristband-clasp Only – 2pcs in a Pack-high Quality-buy 2 Unit in Case You Lost One of the Tiny Clasp Again !

Personal wearable caloric activity monitor
Halo of lights show you how active you’ve been throughout the day.
Tracks walking, running, swimming, cycling, soccer, tennis, basketball and more

GARMIN 010-12149-02 vívofit(TM) Fitness Bands Black/Slate/Red (6″-8.3″ wrist size)

Completely waterproof down to 210 Feet
Track distance, steps taken, calories burned and activity level. Monitor sleep and nap cycles to improve quality of rest
Log daily food and moods to learn how you feel over time

Ring thickness: Net thickness 9.22mm
Size: Appearance size 43mmx17.1mm
Weight: 31g(Strap + body Net weight)