The Zoku Cube Ice Molds let you enjoy your favorite drinks without diluting the flavor! Simply fill the mold, snap on lid, let it freeze, then easily open it to remove the Cube Ice—no rinsing required. It’s simple to remove and melts at a slow, even rate in your glass. Enjoy it in any drink, at any age! Hand wash recommended. 3.7” x 3.7” x 2.8” BPA and phthalate free.