Brand New A.M.CRAFT A.M. Glass Cord Perfect for everything from egging to bass fishing and boat fishing! Compatible with polarized glasses, except for some frames. Examples of incompatible frames: Frames where the part that goes over the ear is straight and in a single line cannot be used. They may fall off. Frames with a slightly larger tip shape can be used with confidence. COLOR is about individuality. Find your own COLOR and hang all sorts of things on it (*^^*) Paracord single strand strength: 550lb Can hold up to approximately 45kg of sunglasses. (lol) (Caution) We are not responsible for any accidents that may occur due to incorrect operation or attachment. PRODUCED BY A.M.CRAFT