Instant purchase ◎ Price negotiation X Two-hole cord stopper, cord lock, string fastener Hole size: 6mm Set of 5 Spring-type cord stopper Rubber is pre-threaded to prevent the round parts from falling out. Made of plastic and lightweight. With the spring type, pressing the button releases the hole, allowing you to move the string. I have a collection of handmade materials and DIY-related items for sale. Here → #cherdiy Can be used for many purposes, such as clothing, bags, outdoor gear, and pants.