10 FT Patio Umbrella with Push Button Tilt and Crank8 umbrella ribs offer reliable support resistance against light winds Top air vent helps promote ventilation and reduce wind pressure The premium polyester shields you from harmful sunlight all year Can be tilted from left or right adjusted by a finger press button Adjustable shade: 0 30 degree block the sun from different directions Equipped with a hassle free crank handle allow for easy opening and closing From brunch to dusk you relax as the