ActionPro via Amazon offers Prime members this BBQ Grill Mat 2-Pack for $9.05 with free shipping. (GearXS via eBay charges $1 more for a similar set. Non-members can spend $35 or more for free shipping; otherwise, it adds $5.46.) Outside of other Amazon and eBay sellers, that's the lowest total price we could find by $3. Each sheet measures 15.75x13" and can be used up to 500°F.