PNBB Adirondack Indoor/Outdoor Chair Covers Green Protect Against rain, snow, sun, bird droppings, tree sap and dirt. Water-resistant and breathable, high quality and durable. Waterproof coverings end-means you can help protect your furniture during a rainy day. Ideal For indoor and outdoor, the necessities of life. UV Mean steady-cover can help protect your furniture during sunny days. Easy to wash and clean, and can be fitted with a nylon strap eyelet and secure.