救生衣 Personal flotation device
（重定向自Personal flotation devices）
救生衣，是一件外套，比重较水轻，令穿救生衣者浮于海水之上，达至水上活动救生之效果。救生衣之物料成分主要为发泡胶或吹气水泡。外表颜色多为鲜色，例如鲜橙色、香蕉黄色等，方便给救生船发现。
Personal flotation devices
中文百科
英语百科
Personal flotation device 救生衣
（重定向自Personal flotation devices）
A 'personal flotation device (abbreviated as PFD; also referred to as a life jacket, life preserver, life belt, Mae West, life vest, life saver, cork jacket, buoyancy aid or flotation suit) is a piece of equipment designed to assist a wearer to keep afloat in water. The wearer may be either conscious or unconscious.
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