Amazon offers its Prime members the Sun's Tea 16-oz. Strong Double-Wall Tumblers 2-Pack
for $16.99. This $10 mail-in rebate
cuts the price to $6.99
. With free shipping
, that's the lowest total price we could find by $17. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $7.24.) Sales tax is added where applicable. This double wall glass purports to keep your hot or cold drinks longer due to its double-wall feature. Rebate expires March 24.
Update: Note that you must write a review on Amazon after purchasing in order to redeem the rebate.