Adjustable: You need pull the adjusting buckle to adjust the length of the glasses holder rope ensure a snug fit around the head so that glasses do not fall off or slide down your nose.
No tail: Straps feature dual sliders for Tailless design,no need to worry about the tail of the eyeglasses strap swinging into your face during exercise.
Silicone Tips: The high elastic silicon at both ends of the glasses holder strap firmly wraps the glasses legs for wide and narrow temples.
Firm Shrink Rope: PVC coated stainless rope,Durable and anti-corrosion.
