Walmart offers the Little Tikes Rocky Mountain River Race Inflatable Water Slide for $388.50 with free shipping. Outside of the price below, that's the lowest total in-stock price we could find by $61. This constant-air inflatable features a climbing wall with grab handles, crawl-through dry bouncing area, two canopies, and two water slides.

A close price: Casa offers it for for about $4 more via coupon code "CASAWELCOME15".