31 Boys 5 Concepts is an album released by the trainees of Produce X 101. It comprises songs produced for the concept evaluation on episode 10.
- U GOT IT - GOT U
- Monday to Sunday - Daily Vitamin
- Pretty Girl (이뻐이뻐) - Crayon
- Super Special Girl - MamMam
- Move (움직여) - SIXC (6 Crazy)