For Apple iwatch1/2/3/4

Specifications: diameter 0.4CM, 7 cores, full length 20CM, rope width 3.0CM rope thickness 1CM. Open the rope length about 340-440CM

This nylon line life-saving wristband flint, to provide you with life-saving heating tools. Even if you carry it out on a daily basis, you may not be in the way. Maybe you can do it at a certain critical time. If necessary, you can take it apart and use it as a piece of rope. In an emergency, you can stop bleeding, make traps, bundle temporary tents, wear equipment to prevent loss, and so on. You can use it for emergency help! The diameter of the umbrella rope is 4 mm, and the tension of the single rope is about 220 kg. So this parachute strap watch will save you at a critical moment and is a must-have strap for outdoor adventure travel.