One Dozen (12) Plastic Drawstring Cord Ends Adjuster/ Stoppers:

Plastic Drawstring Cord Ends Adjuster,Toggle Cord Locks Equipped Spring Stopper Mechanism Hoodie Adjuster  Perfect for Face Masks,  hoodies drawstring and elastic for masks. We recommend 1/4" and 1/8" flat elastic or cord elastic between 2-4mm.  Quantity:  1 Dozen (12 pieces) 100 Pieces (25% off)  Styles/Sizes: A (White): Height: 24mm , Width: 15mm B (Black): Height: 28mm, Width: 12mm C (Black): Height: 26mm, Width: 16mm D (Black): Height: 28mm , Width: 15mm E (Black): Height: 28mm, Width: 14mm F (Black): Height: 33mm, Width: 14mm G (Black): Height: 28mm, Width: 14mm H (White) I (Black or White): Base: 19mm x 18mm , Height: 23mm J (Clear): Height: 22mm, Width: 25mm K (Black or White): Diameter/Base: 18mm , Height: 20mm