CottonSnaps Sunglasses Straps Southern Bell Limited Edition High Quality Spring-themed Fabric Cotton Construction 11.5 inches in length - (Each strap) 100% Latex Free Tubing to Lock the Sunglasses in Place Custom 11 mm (0.43 inch) CottonSnaps riveting Patented Epoxy-Coated & Water-Resistant Magnetic Attachment for Ease of Use