This is the world 's longest hot tub that is so big that as well as relaxing in it you can also use it for swimming . The luxurious tub measures in at 12 metres , is intended to cater for eight people and is split into two sections . The first has a current which users can swim against as a way of keeping fit . The world 's longest hot tub , which measures in at 12 metres and is intended to cater for up to eight people at a time . The tub is split into two sections , one designed for relaxation and another for exercise , To burn calories , users swim against a current . According to manufacturers swimming against he current can help a person burn 400 calories an hour and can be used by two people simultaneously . Meanwhile the second section has a steady flow of hot water to help relax the body and muscles and can sit six people at a one time . It also uses chromotherapy , an alternative treatment that uses coloured lights , which claims to help cure common ailments . It is said that the lights in the tub help to replenish , heal , develop and balance a person 's enerfy after a swim against the current . It also comes with several other additional features such as an audio system and a waterfall . According to manufacturers swimming against he current can help a person burn 400 calories an hour and can be used by two people simultaneously . The hot tub also comes with several other additional features such as an audio system and a waterfall and uses chromotherapy , a form of alternative therapy using colours . The Hot Tub BL-856 is priced at $ 73,000 and is designed by Italian company Beauty Luxury . It comes with a ready-to-use with an outer stainless steel frame , that comes in five finishes and 18 different colours . The tub can also be installed as it comes or buried with the ground .
Luxurious hot tub measures in at 12 metres long and has been designed by Italian company Beauty Luxury . It costs $ 73,000 and is split into two sections , one for swimming and losing weight and the other for relaxation . For exercise , users can swim against a current meaning they can keep fit and burn up to 400 calories an hour .