Banyan Tree Spa Krabi, recently lauded by the MICHELIN Guide as one of the seven “most luxurious” spas in Thailand, is floating a new idea to guests — complimentary weightless therapy classes. Weightless therapy is a holistic technique that involves floating in water, whereby the buoyancy helps alleviate pain and stress. Also known as flotation therapy, this sensory deprivation treatment is renowned for inducing a state of deep relaxation.