This elastic strap with metal barbs is for attaching to notebook eye masks. The stretchable material ensures a comfortable fit, while the metal barbs provide a secure attachment. Ideal for a range of uses, including costumes, hats, and DIY projects, this versatile strap meets various user needs with ease. Features -Color:White -Material:Polyester -Size:28.00X0.10X0.10cm/11.00X0.04X0.04in -Dual metal fasteners: the elastic barbed hat cord comes with metal fasteners on both ends, providing secure and adjustable attachment. -Stretchable comfort: the elastic string for costume masks is designed to stretch, ensuring a comfortable fit for all users. -Portable and secure: the cover ear tie rope includes a handy carrying strap, making it easy to transport and reducing the risk of loss. -Multiple uses: with several elastic strings included, this product is versatile and can be used for hats, masks, and more. -Flexible pairing: the elastic barbed cord for masks can be used in different settings, allowing for versatile and diy use Package list: 150 x Elastic Barbed Cords