No more tripping over tent poles in the dark! Pack of 4 cords, each 4 m. - Reflective cords are visible in the dark when light hits them - High quality 8-strand material resists wear and tear - Suitable for tents, shelters, canopies, etc. - Rough surface keeps knots in place - Material polyester punch and reflective threads Dimensions. Use; Attach the cord to the tent, leaving the plastic lock at one end. Pull the link nearest the knot at the end of the cord longer, and put the tent pole through it to the ground. Now you can adjust the tension of the tent peg by moving the lock (the link gets longer or shorter).