The adjustable elastic anti-slip glasses strap is not only functional but also comfortable to wear. Made from materials, it provides a secure fit without causing discomfort. for outdoor activities, this strap ensures your glasses stay put. Simply attach the strap to your glasses, adjust the length, and enjoy your adventures with peace of mind. Features -Color:Assorted Color -Material:Polyester, silicone -Size:20.50X1.50X0.65cm/8.06X0.59X0.26in -Adjustable elastic fit: the adjustable elastic design fits various head sizes, ensuring a secure and nonslip hold, preventing glasses from falling during running and sports -Soft and material: made from soft, materials, this strap effectively protects glasses from damage, extending their lifespan. ideal for outdoor activities and sports -Long and adjustable: the long length design allows for easy adjustment to personal needs, making it convenient to carry and use, preventing glasses from getting lost. for travel and outdoor activities -Easy attachment: simply attach the glasses to the antislip strap for a quick and secure hold, freeing your hands. suitable for daily life and outdoor activities -Stylish multicolor options: available in multiple colors, this strap adds of style and personality to your glasses, making them more fashionable . great for fashion matching and daily life Package list: 4 x glasses anti-slip rope