The Eco-Hard-Cover and lifter system has a true lifetime warranty. It is easy to open and close and will withstand 350 pounds. This durable spa cover will hold up in any climate and will not deteriorate like a traditional spa cover. The new exclusive power seal system ensures an efficient seal between the Eco-Hard-Cover and the spa itself making our cover 25% more efficient than any hot tub cover on the market. The Eco-Hard-Cover will not only save you money on your utility bill but will also save you the time, energy and cost of replacing your cover every 5 years.