Made of Crystal Clear Vinyl.
Metal Hook Will Not Rust.
CRL Vinyl Suction Cups contain U.V. stabilizers that protect the cup from yellowing in the sun.
Cups generally adhere to smooth, non-pourus surfaces with little effort.
The size of this cup allows for the holding of stained glass, bird feeders, thermometers, or just about anything that weighs up to three pounds (1.3 kilograms).
Diameter: 1-3/4 in (44 mm).
Important Note: 25 Pack