Enlarged cross-section of skin with relief detail displaying * Acnepustule (Pimple) on one side and open comedo (blackhead) on backside * Also shown are epidermis, dermis and subcutaneous tissue details of normal skin, including hair folicle * Model size: 4-1/2" dia. X 5" * Card size: 6-1/2" x 5-1/4"