Prayer For Sister Mug. Show your affection for your cherished sister with a special prayer created just for her! Beautiful 11 oz. mug is an inspiring way to start the day; colorful pastel screened wraparound graphics feature the Holy Cross on one side, a heartfelt prayer verse on the other. Stoneware. Microwave and dishwasher safe. 3 1/8" diameter x 3 3/4" high. Retail Price: $13.95