Don't have enough natural shade in your backyard to keep you cool on those hot summer days? Sun shade sails create shade so you can get back to enjoying outdoor activities even on the hottest of summer days. The triangle shade sail is a unique shape that fits into all backyards. A patio shade sail can make all the difference between an enjoyable outdoor barbeque and an overwhelming hot afternoon in the sun. Coolaroo® shade sails were designed with you and your backyard needs in mind.