A Fresh Approach to the Spa Experience, Spa on Penn is a 5,000 square foot urban day spa in the heart of vibrant Westport in Kansas City.Down-to-earth, positive, and alluring – an experience at Spa on Penn is never intimidating and will always leave you with a smile.We are committed to service and cleanliness in a relaxing environment designed to make you look and feel your best. Enjoy complimentary organic tea in our restful lounge. Be kind to yourself, and unwind with a meditative massage in our quiet treatment rooms. Our dry sauna or steam showers will alleviate the everyday stress of modern life. Our facial treatments combine luxury and effectiveness to produce immediate visible results.