EXTREME WEATHER PROTECTIVE DESIGN：The porch swing cover has 2 retractable ropes and 2 carabiners on the bottom, 1 waist fixed strap, triple protection is very safe even in the strongest winds and better prevents the outdoor swing cover from blowing away in strong winds HIGH QUALITY FABRIC: The patio swing cover is made of high quality 420D Oxford fabric, which is waterproof, UV-resistant, fade-resistant, tear-resistant, dustproof, etc, prolonging the service life of the swing HALF-OPEN USE: This porch cover for winter has 2 zippers, open the zippers and lift up the whole part to back for half-open use, which allows you to keep the dust out and still use the swing MULTIPLE SIZES AVAILABLE: There are 2 swing cover sizes available: 56.7*46*60inch for 2 seaters porch swing; 78.7*47*69inch for 3 seaters patio swing. Please measure the size of swing chair carefully before purchase EASY TO CLEAN: This swing set cover can be rinsed with water or wiped with a damp cloth, perfect for providing indoor or outdoor protection for your swing chair