The Poly-Tector provides safe, easy-to-use and reliable "in riser" umbilical protection and is suitable for mid joint and cross coupling applications. The Poly-Tector comes with maximum flexibility with two versions available for threaded and coupled landing strings, and also for drill pipe running strings. The low-density polymer is safe, low weight and easy to handle, can be customized to suit exact umbilical sizes or configurations, and delivers significant cost savings.