Made of quality material for added durability, which offers good corrosion resistance in bad environment like high temperature, cold weather, and high humidity areas. They have rust resistance and the excellent of resistance, which can ensure long time using and prolong screws lifespan. Features -Color: Silver. -Material: Stainless steel, copper. -Size: About 8.20X0.70X0.50cm/3.22X0.28X0.20in. - The setting tool is well machined, making it convenient for your storage and use. - Made of stainless steel and environmental protection copper, they are rust. - Snaps with heavy-duty construction assures a firm grip that will remain secure through years of use all stainless parts. - The snap fasteners are widely used in boat, furniture, canvas, boats, yacht canvas car tent and more. - They have rust resistance and the excellent of resistance, which ensures its long time using both indoor or outdoor. Package list: Male Snap Buttons Female Snap Buttons Fixing Screws 2 x Punching Tool