Dacron is a registered trade name for a polyester fiber made by DuPont. Dacron is especially known for its durability, consistency,and quality. Dacron, unlike natural fibers, is hypoallergenic, non-absorbent and mildew resistant.Dacron has been used for a very long time as suspension lines i parachute sport jumping. there are many benefits of Dacron cords.High elasticity, Heat resistant, Water resistant and UV resistant.