Handwarmer mugs are among our bestselling holiday gifts. Made by hand, each color is available in a right-handed and left-handed version. Brew your favorite hot beverage and then slip your hand into the unique pocket and bask in the warmth! These beautiful mugs are a huge 14 ounces, are safe for the microwave and dishwasher, and are handmade with a safe lead-free clay. Bob and Corina Neher established the Clay in Motion pottery studio in 1981 in Milton-Freewater a quiet town just south of the Oregon-Washington border. The family-owned studio is the original creators of our popular hand warmer mugs.