Cheftronic via Amazon offers its Cheftronic Silicone Baking Cup 12-Pack for $7.99. Coupon code "EHAKZTH9" cuts that to $5.99. Plus, Prime members bag free shipping. That's $4 off list and the lowest price we could find. These reusable cups are oven-safe from -40°F to 482°F. They'll ship in six random colors.