Costco Sale: Bestway CoolerZ Froggy Float $9.99 by Rhonda July 16, 2020 *UPDATE* 7/7/18. Select Costco locations have the Bestway CoolerZ Froggy Float on sale for $9.99 (after instant savings), now through July 8, 2018. That is $5 off Costco’s new lower regular … 0 FacebookTwitterPinterestEmail