Chassis Dimensions (L x W x H): 8

or for charging smartphone or tablets

The right balance of power and run time where you need it

Low Interference and Obstructed by Trees: approx

Removable soft knit High Performance Thermo Cool Cover helps to create a comfortable sleeping environment

Fitbit Inspire 3 Classic Bands, Midnight Zen, Large Category_Smart Lights & Switches Chassis Dimensions (L x WInspire 3 Classic Bands Sizing Small Fits wrist 5. 5 7. 1 in circumference Large Fits wrist 7. 1 8. 7 in circumference Specification Materials This band is made of a flexible silicone material similar to that used in many sports watches and includes an aluminum buckle. Water Resistance This band is water resistant. Learn more.