Adjustable back strap is a very good product for kids and adults who are into sports. The strap will ensure that the eyewear stays in place even after rigorous head movements.
How to use
Attach Adjustable back Strap to both temple ends and adjust length for secure hold. Check that it does not pull the frame out of alignment.
When to use
Use Adjustable back Strap when additional security against drops is required—workplace use, seniors, kids, or outdoor use.
Where to use
Attach to both temple ends for secure retention using Adjustable back Strap.
