Adjustable Glasses Strap - Upgrade 4 Pack No Tail Eyeglass Straps, Universal Fit Rope Eyewear Retainer, Sport Unisex Sunglass Retainer Holder Strap (Black,13 inch) Black 2 sold2024 Please see our size chart

Please see our size chart before purchasing

if you have any questions or concerns about our products

High quality material: Hedgehog ball hard is made of high quality ABS + magnetic ore material

Note - Please adjust the speed and pressure of the polishing discs according to the work requirements

soreness or other irritation BV is totally normal and natural

Adjustable Glasses Strap - Upgrade 4 Pack No Tail Eyeglass Straps, Universal Fit Rope Eyewear Retainer, Sport Unisex Sunglass Retainer Holder Strap (Black,13 inch) Black 2 sold2024 Please see our size chartAdjustable Glasses Strap Upgrade 4 Pack No Tail Eyeglass Straps, Universal Fit Rope Eyewear Retainer, Sport Unisex Sunglass Retainer Holder Strap (Black,13 inch) Product Features 50% silione Made in the CN or Imported Tips There is a moveable cube toggle and a small ring on the cord, which allow the strap to be adjusted according to your head size and effectively prevents your glasses slipping down,can be easily adjusted according to your preference.