Setting the standard for toughness and versatility with durable climbing rope and interchangeable ends, Terra System retainers were designed to accompany you across a wide range of outdoor activities.
Diameter: 3.2 mm
In 1977 a local ski patrolman from Jackson Hole Mountain Resort in Wyoming, came up with an idea for an eyewear retainer that would grip his shades through all kinds of alpine adventures. Using an old wetsuit, some sharp scissors, and good old American ingenuity, he made the first pair of eyewear retainers. The ingenious device was based on the design of a Chinese finger trap and it quickly became a hit with all of the patrollers! Demand picked up quickly for the patrolman's invention which was nameless at first.
My review of the Croakies Terra Cord Max AdjustmenBy: Chris Nally Nally on 12 July 2018I went to the US Main Site and manufacture and read up on these . Brilliant for what I need these for, I have now bought a second set for reading glasses to add to the Sunglass set. soft on the neck and tight fitting rubber eye grips