The Luck of the Irish will be with you when you adorn your big base with the Leprechaun Hat Big Attachment. Simply Velcro to a Happy Everything big base and you're ready to get happy! Comes with Velcro strip attached. Attaches to any Happy Everything! Big Base. Care Instructions: Wipe clean, do not use soap. We recommend using eco-safe, non-harsh detergents to clean ceramic pieces. Drastic temperature changes may cause cracking. Material: dolomite, Velcro Size: 7.5in W x 7in H