Features: ultra-light, waterproof
Duration: ≧ 30000 hours;
Features:
Connection key, flashlight or other necessities of the anti-lost rope
Elastic rubber spring, diameter 0.45 cm, wear and tear resisrant, durable
Tape ends easy to pull
Nylon cloth end can be attached to the backpack or belt (narrow 5 cm)
Retractable line length of 1.5 meters, easy to use (long to keep stretched and durable)