In this special period, we will all become stronger, understand more love in this world, and firmly believe that the future will get better and better. Material: Soft Flexible Silicone Plastic. Color: black and white, purple, pink, blue, yellow, red Package: including 400 PCS Cord Locks(100 pieces of white and black.The other 5 colors are 40 pieces each) 1pcs of storage box, 4pcs U-clips. Size: Length About 0.39in. Smaller Hole Diameter About 0.06in. Bigger Hole Diameter About 0.16in. 400 pcs cord locks are enough for a family to use without worrying about losing them. Free adjustment: The elasticity can be adjusted freely to make you more comfortable to use. Strong flexibility: The rope lock is soft and has good elasticity, and will not hurt the ears.[Package]: 400 pcs colorful silicone cord locks come in 7 colors, black and white, purple, pink, blue, yellow and red, come with 1pcs of storage box, 4pcs U-clips. to facilitate you to pass the mask rope through the hole of cord stops. [Adjustable]: Elastic cord locks keeping masks tight and secure, easily adjust the tightness of the mask cord to prevent slipping, they can be reused and disinfected easily Suitable for most disposable masks cord. [Applicable]: This silicone round elastic adjustment accessories are mainly aimed at solving the problem of a too-long rope. For example, when a child wears a mask, the mask strap is too long. This product can adjust the length of the mask strap extender and eliminate the discomfort caused by this. [Spiral Design]: These adjustment buckle are designed with spiral design, The soft silicone wire lock is very elastic, no worries about not fitting into your mask cord. [High Quality Material]: The Cord lock stoppers are made of high-quality soft silicone. elastic cord lock are lightweight, sturdy, not easy to break, you can reuse these cord stoppers for a long time.100% safe.Closure Type: Buckle. Brand: GZFDY. Material: Silicone. Date First Available: July 24, 2020. Manufacturer: GZFDY. Item Weight: 5.6 ounces. Best Sellers Rank: #177,035 in Arts, Crafts & Sewing. Customer Reviews: 4.5 4.5 out of 5 stars 236 ratings 4.5 out of 5 stars. : B08DKLBBPM. Item model number: 886. Package Dimensions: 6.1 x 3.9 x 1.6 inches.