This deal has ended.
Through 9/2, buy any bestselling item and get another free with code BOGO at E.L.F Cosmetics. Some best bets are this pictured 144-Piece Ultimate Eyeshadow Collection on sale from $30 to 15, and this 100-Piece Endless Eyes Pro Palette on sale from $20 to $10. Add both to your cart, and you get the pro palette for free via this code. Shipping is a flat $6.95 and there is no sales tax.