46 C.F.R. § 160.005-6 Marking.
Title 46 - Shipping
Each life preserver must have the following clearly marked in waterproof lettering on a front section: (a) In letters three-fourths inch or more in height: (1) Adult (for persons weighing over 90 pounds); or (2) Child (for persons weighing less than 90 pounds). (b) In letters capable of being read at a distance of 2 feet:
Type I—Personal Flotation Device. Inspected and tested in accordance with U.S. Coast Guard regulations. Fibrous glass buoyant material provides a minimum buoyant force of (25 lb. or 16 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.). [CGD 163R, 38 FR 8118, Mar. 28, 1973, as amended by CGD 75–008, 43 FR 9770, Mar. 9, 1978]
Title 46: Shipping
PART 160—LIFESAVING EQUIPMENT
Subpart 160.005—Life Preservers, Fibrous Glass, Adult and Child (Jacket Type), Models 52 and 56
§ 160.005-6 Marking.

