Welcom to Goohae Pcs Strap Holders Glasses Straps Non Slip Eyewear Retainers Eyeglasses Chain Necklace 24.4 Features: NYLON EYEGLASS CORDS: This set of 24 pcs different colored for eyeglasses are brightly colored and made of tough nylon material for keeping your spectacles securely on your head. Ideal for teen s, adults or seniors who wear sunglasses, eyeglasses or reading glasses COLORFUL: Full set comes in a wide range of colors. Please note, colors may vary. OUTDOOR SPORTS: Ideal for those with visual impairments who require glass eyewear for playing outdoor sports, these tethered help secure spectacles when jogging or playing sports EASY TO APPLY: These are easy to apply to your eyeglasses' arms. Simply hook on and tighten connectors DIMENSIONS: Length: Approximately 24.40 Inches Product Description: Pcs Strap Holders Glasses Straps Non Slip Eyewear Retainers Eyeglasses Chain Necklace 24.4 Material: nylon Color: as the picture shows, (Due to the difference between different monitors, the picture may have slight color difference. please make sure you do not mind before ordering, Thank you!) Package weight: 3.75g Package size: 30x1x1cm, (Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering.) 24-Pack Eyeglass Straps: Nylon cords keep glasses secure during sports or travel. Fits sunglasses and readers. Adjustable Length: 24.4 inches long with tighteners for custom fit. Multi-Color Set: Bright hues for visibility. Random colors per pack. Lightweight & Comfortable: No neck strain. Easy to attach to temple arms. Outdoor Essential: Prevents lost glasses while hiking, running, or biking.