Specification: 1 Material: magnet + aluminum alloy + plastic 2 Size: About 10*2 3 quantity: 1/2/4pcs Specification; Quick installation, magnetic design, brief installation, extra convenient to use The aluminum alloy D-shaped buckle design is convenient for placing The maximum opening can attain 2CM, which can cling assorted goods Portable size: small size, clean to carry, can be hung on the keychain, would not absorb space EASY ASSEMBLY: Simply join and install is simple Durable: Corrosion-resistant, rust-proof The spring-loaded carabiner is tremendous sturdy to ensure a longer usage time