LokoSphere Girl's/Women's Headband with Stay-On Gripper Silicone Dots SphereBand is a soft, stretchy, and no-slip hair band Silicone grippers keep the headband in place Seamless construction makes the headband extra comfortable Perfect for the gym, any sport or just to keep hair in place One size fits most: 16.75" in length lying flat and 2" width. Made of 80% nylon/ 20% spandex.