This 20oz Custom Tumbler by AKA Handcrafted Tumblers is the perfect addition to your mom arsenal. Handmade from durable stainless steel, it includes a steel straw and cleaning brush for easy use and maintenance. With the humorous warning "Don't Make Me Use My Mom Voice" emblazoned on the front, this tumbler is sure to make a statement. Please note that this tumbler is not safe for hot liquids and should not be used in the dishwasher or microwave. Hand wash only for best results.