Experience true spa convenience at the touch of a button! Strong Spas’ fully-automated Dura-Shield™ HardCover is another example of Strong’s innovative engineering in a long line of industry firsts! Strong has taken the durability and strength of its HardCover and made the ease of use even simpler. Effortlessly open and close Dura-Shield with a simple turn of a key! Strong’s Dura-Shield™ HardCover holds 1,000+ lbs. and comes with a limited Lifetime Guarantee!