Brushes & Dusters  |  | Opal Shaving Mug Bright, beautiful white mug. Unbreakable, easy to clean. With turn-of-the-century graphic. | | Plastic Shaving Mug Constructed of durable plastic, impervious to hot water or soap. Unbreakable. | | |  | Rubber Shaving Mug The very best in working mugs. Unbreakable. Will not chip, crack, slip, or slide. | |