• Material: Cord stopper made of high-quality plastic, durable and lightweight, with better surface gloss, scratch-resistant and rust-proof. • Package: Includes 40 pieces in 4 colors: gold, silver, glossy black, and matte white (10 pieces of each color). • Dimensions: Large hole diameter: 7 mm; Small hole diameter: 4 mm; Total size: 13 x 7 mm. • Easy to use: Simply insert the cord, tie a knot, and pull tightly for a firm grip that prevents the cords from slipping. • Wide applications: Ideal for clothing, hoodies, sweaters, backpacks, hats, sportswear, and pant closures. Perfect for outdoor and gym products. • Simple and portable design: Fewer moving parts than a spring-loaded cable lock, providing maximum reliability and a firm grip.