5X Sport Sunglass Holder Strap Safety Eyeglass Neck Cord String Eyewear Retainer

Type: Glasses Rope. 1/3/5Pcs x Glasses Rope (Glasses Not Included). Adjustable sliding buckle. Features: Anti-Slip, Elastic, Easy to Use, Durable, Glasses Accessory. Strong and elastic. Material: Polyester.

eBay