All-purpose seed blend that can hang in the provided net or mount on Mr. Bird’s EZFeeder (item 800) or cylinder feeder (item 803). Huge size means this block will last for days and days, no more running out to refill the feeders constantly. What makes this product special is the formula; pecan, black-oil sunflower, sunflower hearts, and just a dash of white millet. An amazing variety of birds visit the WildBird Feast. In addition to the regular feeder birds such as; Cardinals, chickadees, woodpeckers, nuthatches, finches, and titmice, we have reports of various warblers, wrens, kinglets, mockingbirds, and even bluebirds eating these cylinders. No waste, no mess, never melt. Just what you have been searching for, more birds and a greater variety of birds. And just what you want, no waste or mess under the feeder. Great for year-round bird feeding. Compatible feeders: 800 or 803.