Cheapest $1 Amazon Add-On Filler Items To Reach The $35 Free Shipping Minimum
Many of Amazon's items qualify for free two-day shipping, but only if you reach the minimum $35 total spend in your shopping cart. Here is a short list of add-on products under $1 to help you qualify for the shipping minimum! If you want to sign up for the Prime free trial instead, here is a link.
Happy shopping and hope this helps! I know how challenging it can be to find extra things to hit spending minimums.