Come and see our amazing products. Thick, high-quality ceramic: Don't be afraid that you'll burn your hands while using our mugs because we've used high-quality, thick ceramic to protect them. The ceramic and special coating used is non-toxic, so be sure that there's nothing extra in your mug beside your favorite drink. Price for over 500PCS is sea shipment. Pls confirm further with us if any query about packing info, inventory status and time schedule.