VM Innovations offers the Swimline Power Blaster Dual Squirter Innertube Set, model no. 90759, for $18.94. Coupon code "DV613" cuts it to $17.99. With free shipping, that's $1 under our April mention and the lowest total price we could find by $12. This set includes two 36" inflatable tubes and each includes two built-in squirt guns with a constant water supply. Deal ends June 29.