71" x 71" x 28" Hawaii Hydrojet Spa. After a long day, there’s nothing more relaxing than sinking into warm, bubbling water right in your own backyard. The SaluSpa® Hawaii HydroJet™ features a Hydrodynamic water jetstream and air bubble massage system for up to 6 people, while still being quick and easy to set up. This spa reaches up to 104ºF (40ºC) to provide ultimate relaxation, surrounding you with 9 Hydrojet spa nozzles and 140 AirJet massage bubbles.Soothing Massage System: The water system features 8 Hydrojet spa nozzles and 140 air jets. The massage regulator provides 2 levels of intensity to create a warm, bubbling hot tub environment. This soothing system will help you relax and unwind right from the comfort of your home. Durable Construction:This spa’s inflatable walls are made of durable, puncture-resistant, DuraPlus™ material which prevents damage. Compared to PVC, DuraPlus 3-layer material is 33% more tear resistant and 56% more stretch resistant. This type of internal construction prevents expansion over time, allowing the spa to retain the same shape no matter how many times it's inflated and deflated.Innovative Winterizing Technology:The included Freeze Shield™ automatic heating function prevents inner components from freezing during colder temperatures. Designed with innovative winterizing technology, the system will keep the internal temperatures between 42º and 50ºF (6º and 10ºC) to prevent damage.Prioritizing Safety:Our spas feature a Ground Fault Circuit Interrupter system to help ground the product, preventing any potential electric shocks while the spa is in use.