Plastic Cord Lock Spring Loaded Toggle Stopper - Trimming Shop
AXEN 30PCS Plastic Cord Lock End Toggle Double Hole Spring Stopper Fastener Toggles for Shoelaces, Drawstrings, Paracord, Bags, Clothing and More, Black : Amazon.co.uk: Home & Kitchen
18mm Recycled waste plastic black cord stopper - James Tailoring Sustainable Haberdashery