With no batteries or complex machinery to worry about, Toysmith's Wind Up Submarine automatically dives and resurfaces. The submarine is 7” in length, and its enclosed gears are designed to ensure a long life in and out of the water.
— “One thing we sell consistently is the Wind Up Submarine from Toysmith,” said Mary Sisson, owner of Kazoodles in Vancouver, Wash., of the most asked-for bath toy in her store in spring 2010.
— Out of 39 retailers who participated in a March 2010 survey of best selling bath toys, three told TDmonthly Toysmith supplies their top items.