Macaron Sunglasses Retainer Strap Sports Glasses Keeper Band to Keep Glasses on Head Outdoor Eyeglass Neck Holder Sunglasses Cord for Women - Pack of 6 New Spandex & Nylon Imported Available in Multiple Color Combo Pack - With 6 retainers included, this functional set of glasses athletic strap is ideal for anyone buying for their family or who owns multiple eyeglasses or sunglasses. they come in many different colors combinations and each color will fit easily on any style of eyewear including all popular sunglasses brands Hold Eyeglasses in Place, Quick & Easy to Put on And Remove - Each sunglasses cord is 11.8 inches long, with a black anti-slip spring button slider that can be adjusted as tightly or loosely as you want. The tubes on the ends tightly grip temples to secure glasses to head when cinched. you’ll never lose your sunglasses again Comfort, Durability & Stretchable - This glasses retaining strap are made of high-quality nylon and spandex blend material for maximum strength and stretch that is strong and won’t fray. Soft material & lightweight design feels naturally comfortable. One Size Fits All - Each eyeglasses holders has a round plastic adjuster that can be easily slid up and down the rope to tighten or loosen it to better fit your head shape and size, and the woven elastic band material ensure that it will stretch up to 20 inches, This also means that the glasses holder strap are suitable for everybody from baby to adults and every age in between