1.Made of high-quality plastic, durable and lightweight; The tough internal spring is built for long-lasting performance, flexible enough for easy use; Cord lock can be used in dryer or washing machine. 2.Tightening draw cords on bags and jackets, easy to fit. Great for use on sweat pants or hoodies to keep from losing the drawstring and to tighten the drawstring as well. 3.These cord lock fit a variety of different drawstrings and types of cords. Widely used on shoelaces, drawstrings, pants closures, lanyard, luggage, clothing, bag, backpack, sportwear, and a variety of outdoor and gym accessories. 4.Once the cord is easily threaded through the holes, a simple squeeze permanently the alignment mechanism and engages the metal spring to grip any cord. Product Name: Cord Lock Stopper Material: Plastic; Metal Color: White Total Size:23 x 11.5 x 8mm/0.9" x 0.45" x 0.31"(L*W*H) Cord Hole Size:5 x 3.5mm/0.19" x 0.14"(L*W) Notes: 1. Variability of 1-2mm is possible due to the measurement process. 2. Due to the shooting and screen setting difference, the color of the item may be slightly different from the pictures.