Universal – Durable rubber ends that fit most frames on the market. Some models available with XL ends for larger frames and XS ends for smaller frames. The retainer is designed to keep a tight grip on your glasses so you never have to worry about losing them.
Adjustable - The light weight and quality material of the Blue Otter by Cablz® retainer makes your active lifestyle better than ever. Available in cable lengths from 10” to 18” and can be adjusted down to half the original length. Everyday Use - Whether you are performing indoor or outdoor activities, it provides you with the comfort to wear at all times.