Here's what other sites are saying:
If you are just going to throw your new Sun Cloud sunglasses away, you should just give them to me. If you aren't then hold them in place with the new Cotton Retainer. This way you'll always have your glasses right where you want them. PRODUCT FEATURES: Designed to keep your sunglasses from falling off your head, Lightweight and functional For specific color requirements please contact the store directly.
- Appalachian Outdoors
The Retainer from Suncloud was designed to help keep your eye protection on your head. Constructed of 100% cotton, the Retainer from Suncloud won't create any uncomfort, due to material. Black knob is used for on-the-fly adjustments to the retainer; just in case you need to get into the powerband for a minute.
- Rocky Mountain Trail