A best bet is the e.l.f. Studio Little Black Beauty Book in Cool (pictured) or Warm for $5 before the above coupon, free after. With $6.95 for shipping, that's $5 off and the lowest total price we could find. It includes 28 eyeshadows, 20 lip colors, and a built-in mirror.
Have a larger purchase? Coupon code "SHIP25" yields free shipping on orders of $25 or more. (The coupons don't stack.)