Adult model intercourse is a type of consensual sexual activity between two adults who are both over the age of 18. It can involve a variety of activities including kissing, touching, and sexual penetration and can be used as a form of foreplay and for mutual pleasure and satisfaction. Adult model intercourse may involve the use of sex toys, lubricants, and other forms of stimulation. It is important to ensure that both parties are comfortable and consenting before engaging in any physical activity.