Grandmother T-Shirt for Grandma Mother's DayMachine wash cold with like colors, dry low heat Grandmother T Shirt for Grandma Mother's Day. "Only the Best Moms Get Promoted to Grandma.". If you are a grandmother, who is very proud to have been promoted to Grandma, this is the t shirt for you! Wear humorous, funny tshirt to work, office, job, school, shopping mall, church, gym, hair salon, family reunion or on vacation and share your love of your grandchildren and of being a Grandma! Great