Comparison Sigma F84 and Real Techniques Buffing Brush

Sigma F84- $16

http://www.sigmabeauty.com/?Click=1232

Real Techniques Buffer Brush- $17.99 in a set with 3 other brushes

http://www.ulta.com/ulta/browse/productDetail.jsp?skuId=2229998&productId=xlsImpprod3220069&navAction=push&navCount=1&subdoc=18top50giftswk442011&categoryId=cat80088%20cat80084