Shade sail - great way to give shade. Can be taken down when it's not needed. Loads of colour choices.
Permanent Link to : Outdoor Shade Sails with Black Color to Protect from UV ray and Rain
A great guide to installing patio shade sails. It covers all the tips and tricks needed to get a sail flying!
Waterproof Woven Shade Sail Sun UV Protection Garden Yard Colors Sizes Shapes in Home & Garden,Yard, Garden & Outdoor Living,Garden Structures & Shade | eBay
Kookaburra Charcoal Waterproof Shade Sail - 4m x 3m Rectangular - Gazebo Sail Awning Canopy: Amazon.co.uk: Garden & Outdoors
Best Waterproof Uv Protection Shade Sail Garden Yard Size 36*36 Rectangle Fabric Sun Shades Outdoor Sun Sail Multi Colors Options Under $90.81 | Dhgate.Com
Sliding Patio Cover for instant sun OR shade (This couple built a monstrous steel structure but these can be adapted to a small deck).
Awnings USA - Kookaburra Shade Sails from $59.95
Knitted sail shades are designed with small holes in the weave to allow hot air to escape and to keep it from getting too warm underneath the sail. However, if you want the extra reassurance in case of wet weather, a tighter weave is ideal. | eBay!
Architecture Beach Sun Shade Tent Membrane Structure - China Shade Sails, Sail | Made-in-China.com Mobile