We get this question ALL THE TIME so I figured I would take a quick moment to let you know. This information is directly from the Beautyblender website. Which Beautyblender should you use?
Pure Beautyblender (white) - primer, serum, moisturizer, eye cream and foaming cleanser. Made for product conserving, silky application of skincare and makeup. Great for sensitive skin and to apply serums and moisturizers.
Pro Beautyblender (black) - long-wear makeup, bronzer, self-tanner and male grooming. Made for professionals and best for applying darker toned, long-wear cosmetic products, as well as self-tanners.
Original Beautyblender (pink) - foundation, powder, BB + CC cream, cream blush and powder. It ensures flawless application of any complexion product, powder, cream blush and more.
Micro.Mini (little green homie) - concealer, highlighter, contouring and acne spot coverage. Made especially to highlight, contour, conceal.
If you haven't tried Beautyblender yet, visit http://www.frendsbeauty.com/brands/beautyblender.html and pick one up. Make sure you create an account, you will save 10% and you'll quickly realize why they are so wildly popular among professional makeup artists and makeup lovers.