Psycho Bunny Polo Shirt. Featuring a 2 button mother-of-pearl placket, Embroidered bunny logo, cotton pique finish, Contrast stripes to the collar and cuffs, 100% pima cotton, Machine washable cold and mild. Psycho Bunny redefines the classics with a twist and peerless quality, giving tradition an updated edge with classic designs. Psycho Bunny is a great brand producing quality clothing.