400-Count Packets Splenda No Calorie Sweetener $7 + Free Shipping
Amazon has 400-Count Packets Splenda No Calorie Sweetener for $7.31 with free shipping when you select "subscribe & save" (right side of page) and use coupon code "SPLENDAP" during checkout.
Note: You may cancel subscribe & save any time after your order ships.

Link to 400-Count Packets Splenda No Calorie Sweetener