Check the listing for details. Dad Gift I Love Keepsake Birthday Christmas Present Idea For Men Hat Cap. Condition: New. Listed at 15.24 USD. The perfect gift to celebrate Christmas or a Dad's birthday - with Design, Invent, Print!'s original and exclusive vintage, 'Worlds Greatest Dad' design!This 'Worlds Greatest Dad' hat makes the perfect gift … Design, Invent, Print is proud to offer our unique and exclusive design on our quality 100% cotton cap.Each hat has a stunningly beautiful contrasting 'sandwiched' peak. COLOUR OPTIONS: Black with White peakNavy with White peakGraphite with White peakRed with White peak SIZING: One size fits all. Each hat comes with an easy to use Velcro, Rip-strip™ size adjuster at the back of the hat.PRODUCT DETAILS:- Rip-strip™ size adjuster - 5 panels - Sandwich peak, contrasting colours - Adjustable sizing, One size fits all