Uniqlo offers its Uniqlo Men's Ultra Light Down Vest in several colors (Red pictured) for $14.90 with free shipping. That's $5 under our mention from three days ago, a savings of $40, and the lowest price we've seen. It's available in select sizes from XS to 3XL.
Vinegar is arguably the most versatile product in your house. If you aren't using it for all of these purposes, you're probably wasting money.