Blow the whistle on dull gifts with this men’s novelty referee underwear—a fun and cheeky addition for any playful occasion! Perfect as a gag gift, this referee-themed g-string features a comfortable pouch with a fully functional whistle, a plush elastic waistband, and a classic G-back for a bold look. Whether for a bachelor party, birthday, or just for laughs, this hilarious and flirty piece will make anyone the MVP of the night.