Adjustable Elastic Glasses Lanyard Set

Premium adjustable non-slip glasses lanyard set made of high-quality thickened elastic material, supplied in a practical 2pcs pack for daily and backup use. Features a secure lock design with easy unlock/lock operation, keeping length stable and preventing accidental loosening during sports. Offers extra-long adjustable length for a better fit than standard straps, flexible enough for all head sizes and wearing preferences. Built with patented non-slip loops that hold tightly and never slip off, providing reliable fixation for swimming, running, cycling and water sports. Extra flexible construction fits both narrow and wide temples, compatible with nearly all types of glasses, sunglasses and swimming goggles. Soft, stretchy and skin-friendly material ensures comfortable long-time wear without pulling hair or causing pressure. Lightweight and durable, washable and reusable, ideal for swimming, water activities, outdoor sports, travel and daily use.