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. 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 In. branch hook, 18 In. extension hook, or 14 In. wall bracket.