emma kites 300lbs / 500lbs Braided Dacron Polyester String Cord Spool Kite Line for Large Kite Flying Outdoor Tactical Craft UV Resistant Low Stretch Heavy Duty (300lb 500ft/150Meter) Dacron, called as well polyester, is an economical synthetic material which is durable, Anti-UV and highly wet resistance. It has a small amount of stretch and absorbs almost no water. All these characteristics make it a great handy line in both outdoor and domestic applications. Dacron Line (Braided) is the most widely used flying string and bridle line for single line kites. It is good for anyone to fly kites, even for the person who is first learning to fly. It also helps prevent slippage and aids in keeping a kite's tow point in place. EMMAKITES braided Dacron Kite Line get one more advantage. We manufacture the line by adding fibers of contrasting colors: Black/Green Flecks with the purpose that the kite line can be easily seen on the sand or on the beach by kids where we usually enjoy our flight and they won't be tripped over. EMMAKITES braided dacron line is made with even number yarn to make the line more solid while keep a pretty shape. This is a premium yet economical line for your finest single line kites, is perfect for bridles on any single line kite and will serve in a variety of hobbies, crafts, household and industrial applications, like flag halyards, foredeck netting, even light air spinnaker sheets on smaller boats, and etc.