Green Shamrock LED Bright Light Up Flashing Pins Assortment (Set of 5) Light Up Flashing Shamrock Pins - Set of 5 These Light Up Pins are PERFECT for any special event, and are sure to have people talking about it ! Great Party Favors for St Patrick's Day, Charity Events, Irish Festivals & More! Also for family or company parties ! Ships and Sold by Mammoth Sales