Portable shade sail creates instant shelter from sun and rain. Kids and adults alike can enjoy cool shade in the yard, on a deck and at picnics. Tailgating, camping, boats and RVs are also perfect settings for the sail. Three corner ties allow for easy set-up. Breathable fabric will not fade or develop mildew, mold orstains. Polyethylene, 10' each side, 81/2' triangle.