Better, Stronger and Safer with Kevlar Fiber. 50ft to 1000ft 750LBS Braided Kevlar Line. Length: 50ft=15M OR 100ft=30M. Color: As the pictures show. Package included:1 x 750LB Braided Kevlar Line. Invented almost 50 years ago, DuPont Kevlar continues to take on new challenges, with our scientists continuously innovating and working on a range of new opportunities through collaborations with communities, industrial manufacturers, and governments. Together we’re bringing the strength, durability and performance of Kevlar to new frontiers. Kevlar aramid fiber is pushing boundaries and defying obstacles every day. Kevlar is allowing everyone to Dare Bigger. Whether you are using it for commercial applications, recreational applications and or extreme sports, the Kevlar line is always a wonderful choice. For outdoor stunt kite flying, single string altitude kites flying, power kites controlling. Also can be used for fishing, cycling, outdoor camping, hiking, mountaineering and climbing. The data of the strings’ strength is from factory testing. But there are a wide variety of inflential factors in practical use. Therefore, the suggestion from us is that for all kind of cords, the safety strength is around 90% of its original strength.