DOLPHIN Life Rings are U.S. Coast Guard and DOT approved. They conform to all standards up to and including S.O.L.A.S standard 7483. The Ring bodies are warranted for seven years under all climatic conditions and are resistant to fire, oil and gas. The hard shell prevents tearing and ripping and is virtually vandal proof.
MFG# 55-233-F 55233F UPC# 776113552339