This mask strap just 8 g -10 g, hang on your eyeglass chain around your neck during the day time, reduce the ear pain and feel more comfortableFeatures: Anti-lost eyeglasses holder strap, fine workmanship, comfortable and safe, set on the tail of the glasses to prevent the glasses from slipping during exercise, suitable for matching with all kinds of glasses and mask.Easy to Use: The mask retainer strap suitable for everyone, regardless of age, just put the lobster clasp on the mask. You can remove silica gel ends to use it as a stylish necklace. You can easily carry them with the eyeglass case, purse , coin bag, back bag, etc.Perfect Gift:The eyeglasses lanyard can be used in daily life work, such as in hospitals, schools, driving, banquet attendance etc.Pearl beaded mask chain eyewear lanyard is ideal choice for Anniversary, Birthday, Wedding, Engagement, Graduation, Mother'sD Thanksgiving.Note: Due to the difference between different monitors, the picture may not reflect the actual color of the itemPlease allow 0.1-1cm difference due to manual measurement, thanksOther accessory demos in pictures are not included.Size: about 70cm including both endsShipping color: gold, silverShipment Quantity: 2