Keepons Fin Black Prevent Eyeglass Slipping Anti Slip Anti Slide Eyewear Sunglasses Spectacle Glasses Temple Tip Sports Ear Hook Sleeve Retainer (4 pairs) by Keepons

Description

WARNING - don't buy if your temple tip height is more than 4mm (1/8in).;WARNING - don't buy if your temple bend height is less than 3mm (3/32in).;For temple tip/bend measurement instructions and product suggestions see below.;This item is for 4 pairs of Keepons Fin Black.;Ensure you're buying authentic Keepons. The science of stopping eyeglass slipping.