Hummer Helper Nest Material Refill. Humminbird nesting material. Attractively packaged refills pre-cut to fit the 7021 hanger. Hummer Helper helps take the place of spider webs and lichen in lining the tiny nests. Note: Goldfinches, Titmouse, and other birds also use it!
Dimensions: 6.5 IN W x 11 H IN x 0.5 IN D