Custom made for Sturgis Coffee Company ™ & Handmade in St. Paul MN by Deneen Pottery ( DeneenPottery.com ) these double shot cups are lead and cadmium free, microwave, dishwasher, oven and freezer safe and very very durable. Great souvenir for any coffee lover or pottery collector! 4-6oz Black w/Midnight Blue-Double Shot Mug.