Made of hard aluminum alloy, extremely sturdy.It uses D-type aluminum alloy polishing treatment, waterproof, wear-resistant, high strength, durable.Can be hung on backpacks, key rings, water bottles, and anywhere needed, and can also be used for connecting tents, ropes, etc.Fashionable yet practical, superior quality!
Special note: Due to safety considerations, it is not recommended for mountaineering, rock climbing, ice climbing, and high-altitude games