Which civilian product unexpectedly became associated with U.S. military operations during WWII when its advertisements claimed to 'follow American soldiers wherever they go'?

Throughout military history, product endorsements have played a surprising role in shaping both military culture and civilian perceptions. From combat rations to tactical gear, certain brands became synonymous with military use - sometimes officially, sometimes through grassroots adoption. This trivia explores a famous case of unexpected product endorsement that emerged during World War II and created a lasting brand association that continues today.

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Coca-Cola, which built 64 bottling plants near combat zones after President Roosevelt declared the beverage essential for troop morale
Zippo lighters, which were issued to all soldiers as standard equipment for burning sensitive documents and lighting camp stoves
Hershey's chocolate, which developed the D ration bar specifically for the military and advertised it as 'the fighting chocolate'
Ray-Ban aviators, which became popular after General MacArthur was photographed wearing them during the Philippines campaign