Width                                                  Circumference

Extra Small 0.4 in                           Extra Small 7.9 - 11.8 in

Small 0.6 in                                     Small 9.8 - 15.7 in

Medium 0.8 in                                 Medium 11.8 - 19.7 in

Large 1 in                                         Large 15.7 - 25.6 in

The presentation, packaging, size, and measurements of this product is subject to change by the manufacturer without notice. While images and descriptions listed are only meant to be guidelines, the integrity of the product shall remain the same.