Amazon offers the Tiger Balm 5-Count Pain-Relieving Patch 6-Pack (30 total) for $18.28. Add it to your cart via Subscribe & Save to knock it to $15.54 and snag free shipping. At $0.52/patch, that's the lowest total price we could find for this quantity by $16. These patches purport to provide localized pain relief.
Cancel "Subscribe & Save" after your order ships (it's easy to cancel) or you'll be billed for subsequent shipments. Note that these will be back in stock on June 27.