The i.sawan Residential Spa and Club at the Grand Hyatt Erawan in Thailand offers an ultra-luxurious spa experience. It has over 7,000 square meters of indoor and outdoor facilities including treatment rooms, a pool, and six guest cottages. The cottages provide a luxurious setting with amenities like high-speed internet and three TVs. Guests can receive treatments without leaving their cottage, and enjoy meals delivered to their room. The spa aims to provide highly personalized care and attention to guests to create a world-class spa experience.