MAC Studio Sculpt Defining Powder, Medium Deep Barely-there gel formula provides sheer coverage in a weightless application. Extremely silky and cream-like, it encompasses the best properties of liquid and powder for a sculpted look without a heavy makeup feel.nMAC Studio Sculpt Defining Powder, Medium Deep Barely-there gel formula provides sheer coverage in a weightless application. Extremely silky and cream-like, it encompasses the best properties of liquid and powder for a sculpted look without a heavy makeup feel.