【Size Guide】UPIONIC glasses retainer with adjustable design is compatible with frame ends larger than 0.16 inches.Our braided strap is 25 inches in maximum length, the perfect length to fit all head and neck sizes. 【Ergonomic Comfort】Experience all-day comfort with our breathable braided cord that contours naturally to your head. Crafted from premium lightweight fabric with moisture-wicking properties, the skin-friendly design eliminates pressure points and hair snagging. Its barely-there feel lets you focus on your activities while keeping eyewear securely positioned. 【Non-slip】The high elastic silicon at both ends of the eyeglass strap firmly wraps the temples to fix the glasses on the head or neck, which is not easy to fall off. No need to worry about glasses slipping off your nose when you sweat or look down. 【Widely Used】Designed for dynamic lifestyles, our Eyeglasses Holder excels in both indoor environments and outdoor adventures. From high-intensity cycling and trail running to winter sports and water activities, it maintains consistent comfort without compromising on stability. 【Essential Eyewear Security】Protect your optical investments with our premium retention solution. The UPIONIC glasses retainer not only prevents costly drops and losses but comes backed by our after-sale service. Should you need assistance, our dedicated customer support team provides prompt solutions to ensure complete peace of mind.

Characteristic:

1.The non-slip ends made of high-elasticity silicone ensure they stay securely attached to the frames, keeping your sunglasses safe and in place. When you need a break, hang the glasses strap around your neck without worrying about them falling off. Suitable for all age groups.

2.Easy to Wear and Reusable: After putting on your glasses, insert one temple legs into the silicone sleeve and then the other. These straps are reusable, hand-washable, and perfect for daily use with your glasses.

 

How to adjust:

Simply pull the bukkle to shorten or extend the length of the glasses strap.

Free and hassle-free when exercising!

Note: please measure your head circumference before purchase to confirm if your head circumference fits the length within the adjustable range of glasses rope, avoid inappropriate.