Kevlar Thread KEVLARTM THREAD - $1.50 for 12 feet of thread. Flame-Resistant High-Strength Continuous Filament Thread 23 lb. Break Strength Use as a Shock Cord on Small Rockets Use for Large Parachute Static Lines To order Kevlar Thread packaged in 10 ft lengths, use link below. To order in longer lengths, use link below. Thread will be shipped uncut with total length equal to 12 ft * Qty ordered. Your browser does not support inline frames or is currently configured not to display inline frames.