Details The classic Fitbit Alta wristbands are made up of a flexible, durable elastomer material and a surgical-grade stainless steel clasp to deliver ultimate comfort and durability. These bands are sweat, rain and splash proof as they have been tested up to 5 ATM but they are ...Details The classic Fitbit Alta wristbands are made up of a flexible, durable elastomer material and a surgical-grade stainless steel clasp to deliver ultimate comfort and durability. These bands are sweat, rain and splash proof as they have been tested up to 5 ATM but they are not swim proof.
The size of the band is small (5.5" - 6.7" in circumference) and its width is 0.61 inch.