Set of 12 VT Flashing LED Light Up Party Favor Toy Mouse Ears (Colors May Vary) Set of 12 VT Flashing LED Light Up Party Favor Toy Mouse Ears Fun Party Favors, Goodie Bag or Stocking Stuffers Requires 2 L1154 Batteries to run (Included) Approx. Dimensions: 8.5 x 6 x 1" Colors May Vary