Want a cool green hat for St. Patricks Day? Then check out these. The first one is the Shamrock Madhatter from Elope. It’sÂ is the pot of gold at the end of the rainbow. It’s a great hat that is comfortable and festive. The green and white stripes and the green shamrocks ceover the 9″ tall crown. The secret pocket inside can hold your lucky charms. Available color: Green/White combo. Available size: One size fits most, velcro adjustable.