DURABLE: elastic neoprene eyewear retainer made of neoprene/cotton material that is durable, environmental protection and will not fade.

COMFORTABLE: ultra light elastic fabrics with fine stretch can fit your glasses well, safe enough for your head and neck wearing.

ADJUSTABLE: has an adjustable buckle that adjusts the eyeglasses strap chain to fit your head size to prevent your glasses from falling off.

SIZE: this eyeglasses strap holder fits most standard sized glasses and sunglasses as well, measurements - 19.6"/50cm Long X 0.95"/2.4cm Wide.

FLOATING: quick drying floating sunglasses retainer, keeps you from losing the glasses in a sudden burst of surf at the beach. perfect for the water/amusement parks, beach.

Hifot Sunglasses Holder Strap 3 Style Adjustable Floating Eyewear Retainer Quick Dry Neoprene Eyeglasses Strap Retainer