From the manufacturer:

Everything you love about Trish's revolutionary Even Skin Foundation in cream-to-powder compact form. Ideal for mistake-proof on-the-go applications, oil-free Even Skin Portable Foundation applies beautifully with fingers, sponge or brush, blending effortlessly, transforming instantly. Adjustable weightless formula gives long-lasting, complexion-perfecting coverage that looks just like your skin, only better.