Package include: 16pcs 4 sizes, 4pcs each size
Size: Outer Diameter: 20 mm (0.79 inches) thickness 3.8mm, 25 mm (0.98 inches) thickness 4mm, 27 mm (1.06 inches) thickness 4mm, 33 mm (1.30 inches) thickness 4mm.
Color: Silver
Material: Zinc Alloy
Our spring O rings are made of good zinc alloy material, They are light weight and high strength and widely used, which is good for your daily life.
① Come with 16 pcs and 4 sizes, they are enough for your different needs.
② They are made of high-quality zinc alloy, light weight, high strength and durable.
③ They are anti-rust, anti-corrosion, can be used for a long time.
④ They are designed with built-in spring, easy to operate.
⑤ They are good DIY accessories, suitable for key chains, bag, purse, handbag and so on.
⑥ They can be the accessories used for indoor or outdoor activity.