Pick from a variety of K-Cup 16 and 18ct Packs for $7.99 at BestBuy.com, today only. Shipping is $5.49 or free with either in-store pickup or if you spend over $35 (order at least five packs). These are marked down from $10.99 and come out to about $0.44 (for the 18ct packs) per cup which is one of lowest prices we see for k-cups. There are 16 different packs from which to choose. Sales tax is charged in most states.