The Sunglasses Retention Device (SRD) is a must-have accessory to keep your shades always at the ready. The Hypalon slider adjusts to the desired length to fit any activity, and the spherical 8-loop attachment ensures it never slips or slides.
- Sphere 8-loop adjustment for secure fit
- Hypalon friction slider for length adjustment
- Comfortable, woven polyester cord
- Minimal and efficient construction for ease of use