2 Pcs Adjustable Glasses Straps, No Tail Anti-Slip Eyeglass Strap, Sport Sunglass Retainer Holder Strap, Universal Fit Rope Eyewear Retainer

Holds the glasses perfectly even if you raised them over the forehead

Nice product

Poor quality product. In a few weeks the elasticity was gone and the latch became loose. However, price is quite low, so you get what you pay for.

It depends on your glasses but for mine I had to apply several rounds of Teflon to avoid it coming of my glasses tails.

Generally nicely done but the rubber piece that attaches to the glasses is entirely of rubber and so the strap pulls on the thin rubber piece which breaks instantly …