A solid lifebuoy is a type of water lifesaving equipment, usually made of cork, foam or other lightweight materials with a small specific gravity, and the outer bread is covered with canvas, plastic, and the like.
The lifebuoy light is a life-saving device equipped on a life jacket or a lifebuoy
The marine lifejacket light is a life-saving device mounted on a life jacket
Manual Inflatable Waistband is a kind of leisure life-saving product
Auto Inflatable Waistband around the waist like a wallet.
Wear the automatic inflatable motorcycle safety clothing on the body and fix the connecting buckle on the motorcycle