Stock up and save up to 40% on any combination of eligible products. Here's how it works:
Buy any 2 eligible products and save 20%
Buy any 3 eligible products and save 30%
Buy any 5 eligible products and save 40%

Use the following promotional code when you check out: BCKSCLO9. This offer applies only to products offered by amazon.com and for purchases made between July 20 and September 6, 2009 (This offer cannot be combined with Subscribe & Save or other code-based offer).

Works on the cups as well.