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

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Lens height: 35 mm

vitamin B₁

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.