Add 5 to your cart and 3 more will get added automatically plus free shipping and 25$ will be deducted from the total. So before tax if you have it in your state, the total is like 35 bucks for 8 rolls.
There are other bags on the buy 3 get 3 free deal http://www.foodsaver.com/category.aspx?cid=3836
Here's the page for $25 off of 5 rolls... http://www.foodsaver.com/category.aspx?cid=88
Any items that are on both pages get both discounts applied automatically.
Coupon code HOLIDAY2C will get you one of the "expandable heat seal roll" thrown in too.