A. This essential outdoor tool - the fully luminous 9 - core nylon parachute cord - is a reliable companion for your outdoor adventures. It is made of a blend of nylon and polyester, combining the toughness and durability of nylon with the good performance of polyester to ensure the quality of the rope. B. The carefully designed 9 - core structure makes the rope thicker and stronger, able to withstand greater tension. Whether you're setting up a tent or awning during outdoor camping, or using it for rescue and tying during mountain climbing, it performs well. It is 20 meters long, which can adequately meet the needs of various outdoor scenarios, so you don't have to worry about running out of length in the wild. C. The unique fully luminous design is a notable feature. It emits a soft fluorescent light in dark environments, not only improving safety during use but also allowing you to easily find the rope at night. Whether you're on a nighttime outdoor adventure or in an emergency rescue situation, this luminous rope can offer reliable assistance. D. Whether you're an outdoor enthusiast or a professional expedition team, this fully luminous 9 - core nylon parachute cord is a practical item that can add a layer of security to your outdoor journey.