New Garmin vívofit jr, Kids Fitness/Activity Tracker, Real Flower Ages 4-9

24/7 wearability - swim-friendly with 5 ATM water resistance.Case material:polymer,Strap material:silicone Kid tough - easy to put on, the 1-size-fits-most, nonstaining, 1-piece band stretches over your child’s hand and fits comfortably. Battery : One replaceable CR1632 coin cell Ages 4—9 years; Bands: Regular size accommodates wrists up to 145 mm; X-large fits wrists 146-170 mm. vívofit 3 bands are compatible Compatible parent mobile app.OS compatible Android 4.4 and above with Bluetooth 4.0 or greater or iPhone OS version 9.1 and above