... expansion.The properties of environment-friendly,flexibility flame retadant,quick shrink and stable performance mark them widely used in the field ... at 70°c,and full recovery at 125 °c,longitudinal shrink ratio:Not above 5%;3.flexible,flame retardant;4.The ... for use,using oven or heating gun and it will shrink;6.Meet RoHS standard. 7.Standard colors: Black,White,Red ...