Product Name: Spring Round Snap Clip
Color: Black
                             Materia: These round locking carabiners are made of zinc alloy, making them light weight but durable.
  Firm Trigger Snap: sturdy and durable, open and close smoothly. Designed with built-in spring, making the item very easy to use and convenient to take along.
Lobster claw snap hook with spring-loaded automatic gate for extra security.
Metal swivel clamp opening makes using clips easy and holds a tight grip.
Size: 3/4 inch/20mm, Thickness: 0.2inch/5mm.
  Package Contents: 4 x Spring Round Snap Clip
  Application: Spring O rings are suitable for making harnesses, clothes and luggage belts, handbags, keychains and dog collars.