Each life preserver must have the following clearly marked in waterproof lettering on a front section:
Inspected and tested in accordance with U.S. Coast Guard regulations.
Fibrous glass buoyant material provides a minimum buoyant force of (25 lb. or 161/2 lb.).
Approved for use on all vessels by persons weighing (90 lb. or more, or less than 90 lb).
U.S. Coast Guard Approval No. 160.005/ (assigned manufacturer's No.)/(Revision No.). (Model No.);
(Name and address of manufacturer or distributor.).
(Lot No.).
46 C.F.R. §160.005-6