Hot Wheels Toothbrushes by ZOOTH - Box of 4 by Hot Wheels. $14.99. Makes brushing fun!!. 4 Different Styles. Soft. Not to be used as a toy or without adult supervision. Box of 4 Hot Wheels Toothbrushes by Zooth!!. Zoothbrushes are designed with extra care to help motivate kids to brush regularly. Zoothbrush is fun & easy to use.