In Arbon, a hotel needs to provide a specific level of upscale conveniences to be rated 5 stars. These can include on-site gyms, gourmet restaurants, saunas and spas, complimentary luxury toiletries, premium bedding and more. What also sets 5-star hotels apart is their extraordinary standard of service. You can look forward to things like in-room massages, nightly turn-down services and concierge services. Some may also offer extra touches like welcome gifts.