200PCS Zoweys White Black Cord Locks Soft Plastic Silicone Round Elastic Mask Adjustment Buckle Adult Children Elastic Adjustment Accessories

It's good helper for your DIY sewing and knitting.According to your face size, adjust it in the most comfortable state. 1.Soft Fabric--The elastic cord is durable ,breathable and very stretchy. 2.Reduce Pain--Effectively reduce the pain and stress of wearing a mask for a long time. 3.Adjustable Buckle--Soft, adjustable buckle slides easily on the earbuds to secure the mask firmly to the wearer. 4.Widely Used--Elastic buckle band used for earmuff, earflap, and respirator mouth-muffle cover,face cover. Specifications: The rope width:5 mm/0.2inch, After folding Length:10 cm/4inch. Weight:0.62kg/200piece