3pcs Adjustable Sports Glasses Straps Non Slip Glasses Cords Glasses Holder String Loop

Adjustable: Freely adjust the length to prevent glasses from slipping. Adjustable elastic eyeglass cords. Comfortable and soft, they won't fall off.
Size: Adjustable band (23-40 cm). This easily solves the problem of glasses slipping. It fits snugly around your ears, comfortable, and non-slip.
Silicone Earplug: Soft and stretchy, suitable for glasses with a 5-13 cm wide end. Non-slip, non-allergenic, waterproof, and sweat-proof.
Adjustable Buckle: You can freely adjust the length of the eyeglass cord to your comfort level. Suitable for glasses of any size, suitable for men, women, and children.
Elastic Fabric: Quick rebound, not easy to deform, suitable for all styles of glasses. Comfortable to wear. Elastic length prevents glasses from slipping.
Package contents:
3 x Glasses Straps