Enjoy the Ultimate Spa Massage at Home! The 108 high-powered massage bubble jets soak sore muscles for a luxurious treat, and the circulating water filtration system can make you enjoy the clean and hygienic water all the time, which can effectively filter the sand, debris, and hair. If you are looking for an inflatable hot tub like this, do not hesitate to place an order! ● Ultimate Massage Bubbles and Water Filtration System: The inflatable hot tub spa is designed with 108 high-power massage bubble jets, creating smooth whirlpools for 360-degree comfort. Moreover, this lazy spa comes with a circulating water filtration system to keep your water clean and hygienic. (Notice: The filter cartridge needs to be replaced after usages of 150 h.) ● Heating Function: The outdoor and indoor round tub spa is equipped with a newly-upgraded 2240-Watt heater for providing superior and comfortable heating, and the water temperature ranges from 38 ℃ to 40 ℃. Besides, the heating rate is 2-3 ℃/ per hour at an ambient temperature of 28 ℃. And you can use the pool cover for speeding up the heating. ● Superior Strength and Durability: Crafted with laminated PVC material for optimal durability, support and comfort, the bubbling jacuzzi can accommodate 2-4 adults, allowing you with your family or friends to fully enjoy your leisure time. And the surface is waterproof and non-slip for maximum safety. Besides, there exists a PE ground sheet for protecting your floor and reducing heat loss. ● Powerful Air Pump and Easy Operation: The cosy spa hot tub is designed with a powerful air pump to provide strong power, allowing you to enjoy smooth massage and bathing. In addition, there exists a convenient control panel to display temperature, change temperature, open filter filtration or massage bubble function, heat water, or start to inflate. ● Easy Setup and Practical Accessories: The inflatable foot tub spa can be inflated easily and quickly with the air pump, and the side handles allow you to move it everywhere you want (Notice: Please keep it close to wherever can easily get water). In addition, the 4 person air jet spa features an ergonomic headrest to relax your head and a drink holder allowing you to replenish water conveniently.