Shamrock Hat Flag (Regular Size) by House-Impressions. Save 37 Off!. $19.95. Silk Reflections Flag. 29" x 43". A flag is the greeting card of your home. Original Artwork by © Jennifer Huber, Ruth Levison Design. Great for yourself or as a gift. As if it was tossed aside by a forgetful leprechaun, this green hat sits in the grass surrounded by gold coins. Shamrocks sprout joyfully from its opening. The fun and luck of St. Patrick's Day is celebrated with this flag's every wave in the wind.