Balaco.2u via eBay offers a Pair of Memory Foam Insoles
for 99 cents
with free shipping
. That's tied with our mention from last week and is the lowest total price we could find by $3, outside of other eBay sellers. (For further comparison, we saw two pairs for $3 in March.) They purportedly provide arch support, stability, and pressure relief.
Note: This item ships from mainland China and may take two to three weeks to arrive.