Casing Accessories Float Shoe: A float shoe is a short and rounded component that is installed at the end of the casing. It has a non-return value inside that prevents mud from flowing back while running casing and cement from outside U-tubing back into the casing during cementing operations. It also helps guide the casing string into the wellbore by preventing it from hanging up. Some float shoes are made of high-strength drillable material and can be used to reciprocate and rotate to pass any