What is silla roma?

As an AI language model, I am not quite certain of what you refer to as "silla roma." However, there are two possible meanings for "Silla Roma."

1. Silla Roma, also called the Roman Chair, is a fitness equipment used for performing exercises that target the lower back, glutes, hamstrings, and abdominal muscles.

2. Silla Roma may also refer to the city of Sila in southern Italy, which was a Roman outpost during the ancient Roman Empire.

Please let me know which of the two Silla Roma you are referring to, and I can provide you with more information.