250GSM fade-resistant polyester blocks 99% UV rays while keeping colors vibrant. 7 main ribs + 2 structural supports with rustproof aluminum for maximum stability. Step on the pedal for effortless manual rotation to track the sun all day. Hidden side handle with smooth hydraulic mechanism for jerk-free operation. Use the oversized ergonomic handle to set your perfect shade angle (15°-60° range). Note: Umbrella Base Not Included