An accessory for Squirrel Buster Plus bird feeder to provide shelter for birds KEEPS SEEDS AND BIRDS DRY. NO TOOLS REQUIRED: designed to be dismantled by hand into individual components without the use of tools. UV RESISTANT: All components are UV resistant. LIFETIME CARE: This is how we support you and our planet. Should you need a part covered under our warranty, we will provide it for free to extend the life of our products, and shipping is on us. The future of the planet must be linked to the vision of products made to last. Please call us for advice or help, a real person will be happy to answer.