For Fitbit Versa 4 / 3 Sense 1 / 2 Strap Replacement Wrist Band Silicone Buckle
For the Fitbit Versa 3 / 4, Fitbit Sense 1, 2. Compatible Model : Versa 3, Versa 4, Sense 1, Sense 2. Strap Type : buckle 2-piece strap, Slim. Materials : Silicone, Rubber, Plastic. Strap Features (individually poly-bagged for protection).