What should i wear to paintball?

hey guys im going paintballing tomorrow for my first time. Im 12 years old and it will be awesome. My friend is taking me who is really expierienced with the sport. I wanted to know what kind of clothes i should wear. this is what i will wear but please tell me what i should change or add. I will have longjohns with a pair of sweatpants over them. A T-shirt with 2 sweatshirts over it. I also want to know if i should wear cleats or just sneakers. Its an indoor turf field. Please tell me or give me tips.