Cool-Off Square Shade Sails (Terracotta, 10 x 10) Provides up to 95% blocking against UV Rays Polymer knitted fabric allows cover to 'Breathe' reducing temperatures by up to 20 degrees Square shape design available in 10 and 16 sizes Available in 3 designer colors (Desert Sand, Forest Green and Terracotta) Easy installation mounting hardware kit includes 2 Turnbuckles, 1 Snap Hook, and 4 Pad Eyes, all made from Marine Grade Stainless Steel.