Double-sided suet feeder allows several birds like nuthatches and woodpeckers to feed at once. Seed suggestions: Stokes Select high-energy, berry, peanut, woodpecker suet. Dimensions: 4.2" H x 6.5" W x 6.7" L. Assorted colors: red, green, blue, and yellow. Case order includes all 4 colors, cannot specify color on single order. Can be hung from clamp on deck hook, 24" branch hook, 18" extension hook, and 14" wall bracket.