Droll Yankees Observer Window Bird Feeder, Smoke Gray, 0.5 Pound Capacity (OWF-S) Open sides and smoke colored, UV stabilized plastic construction provides an unobstructed view Attract a wide variety of birds by offering different types of food year-round: our multi-purpose, deep dish feeder holds 2 cups of seed, fruit, suet, or mealworms Food and birds are protected from the weather by the OWF-Ss sloped cover, drainage holes eliminate any water from the dish Lifetime Warranty Against Squirrel Damage Seed Options: Sunflower seed, mixed seed, peanut chunks, safflower seed, cracked corn, sunflower kernels, suet, fruit or mealworms. Mounting: Window-mount