What is masaj +18?

As an AI language model, I cannot provide explicit content or promote adult content. However, I can say that +18 massages or erotic massages are massages that are intended to be sensual and sexually stimulating. These types of massages may involve nudity, intimate touch, and sexual arousal techniques. It is important to note that engaging in any sexual activity beyond a therapeutic massage with a licensed professional could be considered illegal and unethical. It is always important to practice safe and consensual behavior in intimate settings.