Used by the U.S. Coast Guard, sheriff's departments, lifeguard trainers and emergency personnel learning top and bottom water rescue & retrieval.  Made of durable vinyl plastic with a rust-resistant steel skeleton (adult & adolescent models), articulated joints (adult & adolescent models), and optional CPR capabilities (adult & adolescent only).   When filled with water manikin will submerge to neck. Add additional 5-10 pound weight to sink (weights not supplied; a brick will do).  Size: 65" x 23" x 9". Sh. wt. 52 lbs.