Imported Suitable for Children: Our glasses strap is 8.46 inches long, highly elastic, and can stretch to 15.7 inches. It fits frames with leg widths of 8-16mm. Perfect for almost all glasses, reading glasses, and sunglasses. Ideal for children or toddlers, but also suitable for adults. If your glasses have thick legs, pull them over the strap. The strap is very flexible. If it feels too tight, stretch it first. Anti-Slip: Ergonomic design, easy-to-wear glasses cord. The glasses strap fixator can be used together or separately to fix the glasses in a suitable position without slipping or breaking. For children who are just using glasses, the glasses strap helps prevent the glasses from slipping. Soft Silicone Material: Our children's glasses straps and ear grip hooks are made of silicone material, which is highly elastic, flexible, and durable, adjustable, suitable for all-day wear, safe for the skin, not easy to break, and very suitable for daily use and sports wear. Various Colors: The children's glasses come in 12 colors. The choice of multiple colors will attract your boys and girls to wear glasses. It should also be interesting to change different colors according to clothes and nice gifts. Widely Used: Silicone glasses belt is suitable for anyone who is tired of pushing glasses every time, especially for indoor and outdoor sports, such as running, basketball, football, riding, skiing, etc.