<p> Designed for outdoor use, these hooks are ideal for hanging your bird feeders from trees, bushes, balconies, & more. They have been made from rust-proof coated steel for durability, weather resistance & to help prevent damage to branches.</p> <p><ul> At a glance:</p> <li> Suspends etubular feeders quickly & securely</il> <li> Fits around any tree branch up to 5" diameter</il> <li> Tough coated steel won't rust or dmaage tree branch</il>