Fingers rest comfortably inside the pocket of this ergonomically designed Handwarmer mug with Ocean Tide glaze. This six inch tall mug is held by inserting the hand into a pocket on the side of the mug, both right and left handed models are available. Fill the mug with a hot beverage for a warming sensation on cold days - great for arthritis! Made in a family-run pottery studio in Oregon, the Hand Warmer Mug capacity is a generous 14 ounces. Mugs are dishwasher, oven and microwave safe.