Grab a full-sized inflatable swimming pool for half off online at Walmart. There's a 9.8-foot x 6-foot pool on sale for $49.98 (normally $99.99). Note that this price is only good through Friday, July 26, so you'll need to hurry to score this deal.
This pool ships for free; no Walmart+ account needed. On future orders under $35, consider signing up to become a Walmart+ member for free shipping.