This Ozark Trail Instant 10' x 10' Screen House drops from $89 to $66.50 at Walmart.com. Plus shipping is free. This is the lowest price we found for any similar screened-in tent by around $8. It has a 7' height, two doors, and 50+ UV protection. It's designed to be set up in 60 seconds and has 4.5 out of 5 stars from over 200 reviewers. Sales tax is charged in most states.