Walmart offers the GigaTent Cooper 1 5x5-Foot Dome Tent, model no. BT015, for $18.99. (Amazon has it for the same price with free shipping for Prime members.) Opt for free site-to-store pickup to dodge the $5.97 shipping fee. That's tied with our July mention and the lowest total price we could find by $5. This polyethylene / polyester dome tent accommodates up to two people and includes shock-corded fiberglass poles.