Capacity: 20 OR 30 Fluid ounces Material: High-Quality Stainless Steel, Lid, & Straw Hot/Cold: Tumbler keeps your favorite drinks icy cold or piping hot for hours, also combined with a splash resistant lid & you get additional thermal control Custom Title & Designs Available Dishwasher Safe These tumblers make the perfect gift for nurses, doctors, & anyone in the medical field. They are dishwasher safe & the designs will never fade. Nurse Gift Tumbler Personalized Essential Workers Internal Organs Doctor