Vintage Hanes 1992 3 Pk Boys Size 12 US Made Materials 100% Cotton All White Briefs Underwear New Old Stock.  Sealed Package. 

Size 12 size chart:

Weight 75-89 lbs Waist 25-26 in

USA made materials

100% cotton for natural softness

Hanes ComfortWeave waistband keeps its shape.

Double stitched seams for durability.

Durable elastic leg openings.

Preshrunk for better fit.

Machine washable warm.