Sport-Brella SPF 50+ Clamp-On Shade Umbrella

This sun umbrella offers UPF 50 plus protection, a rugged cover, and adjustable angles for maximum flexibility. The universal clamp connects to square and tubular surfaces securely, and the 4-way, 360-degree swivel and 2 push button hinges allow for easy adjustments. The price drops from $23.74 to $15.99. Shipping is free for prime members, or it adds $6.