HIS PROFESSIONAL HEAD IS DESIGNED FOR HAIR EXPERTS OR SALON. YOU COULD PUT PINS AND HOLD WIGS EASILY OUTSIDE: CANVAS / INSIDE: POLY(POLY IS NOT STYROFOAM. POLY IS MORE DURABLE THAN STYROFOAM. EASY TO INSERT T-PINS IN IT) CANVAS HEAD CAN BE USED FOR MAKING, DISPLAYING, STYLING, DRYING WIGS