Acrylic Feeders -- BFG Supply The design of these feeders allows for birds to feed anywhere they can cling to. Perfect for feeding a wide variety of birds including those who prefer to feed upside down without needing separate feeders for each type of bird. • Easy to fill with a pinch, slide locking top. • Drainage holes in base keep seeds fresh and mold and mildew away. • Molded, colorful acrylic top and bottom with a stainless steel screen and hanging cable. • Made in the USA.