Garden Leisure Spas GL635L-17 78" x 83" x 36" 6 Person GL635L Spa Sterling Marble Interior/Black Confer Exterior. The GL635L seats up to six adults and includes a beautiful LED lighting package. The 35 stainless steel hydrotherapy jets allow you to adjust each, giving you a customized message so you can enjoy the benefits provided by hydrotherapy to relieve stress and tensions. The two LED backlit laminar style water features, air and water controls, as well as foot jets provide total relaxation.