Contigo Autoseal Bella Double Wall Insulated 14-Ounce Mug (2-Pack) for $18.99. Shipping is free on orders over $25. If needed, use this Filler Tool to pad the order for free shipping. Here is a screenshot for your reference. It features the patented Autoseal lid, which is supposedly 100-Percent leak proof & spill proof and offers convenient one handed drinking.