Located in Mariánské Lázně and within 1.1 km of Colonnade by the Singing Fountain, Ensana Butterfly features a bar, non-smoking rooms, and free WiFi. Each accommodation at the 4-star hotel has city views, and guests can enjoy access to a terrace and to a hot tub. Guests can use the spa and wellness centre with an indoor pool, fitness centre, and sauna, as well as a shared lounge.

At the hotel, every room is fitted with a desk. The private bathroom is equipped with a bath, free toiletries and a hairdryer. All units at Ensana Butterfly are equipped with a flat-screen TV with satellite channels and a safety deposit box.

Guests at the accommodation can enjoy a buffet or a continental breakfast.

Bike hire and car hire are available at Ensana Butterfly and the area is popular for skiing and cycling.

The Singing Fountain is less than 1 km from the hotel, while Castle and Chateau Bečov nad Teplou is 23 km from the property. Karlovy Vary International Airport is 39 km away, and the property offers a paid airport shuttle service.