Wrap Around brake-apart18-1/2" inch diameter steel squirrel baffle. The baffle is very simple to install and easily wraps-around most feeder poles prevent squirrels and raccoons from raiding your bird feeders and scaring away birds. No need to remove feeder or pole to install baffle. Fits round poles from 1/2" - 1" diameter and squrare poles from 7/16" - 5/8" . Mounting bracket included.