This Ombre Tumbler is a stylish and functional appreciation gift that is appropriate for your elementary school teachers, staff, and volunteers. The stainless steel tumbler features a top to bottom ombre effect that transitions from stainless steel to deep, dark color at the bottom. A snap-on, spill-resistant thumb-slide life with rubber casket is included in a color that matches the ombre effect. Customize your Ombre Tumbler by adding your choice of design silk screened on one side of the tumbler in any imprint color of your choice. The 7" high tumbler has double wall construction for insulting hot or cold liquids. Due to the vacuum insulation technology, capacity of this tumbler is 18 oz. with the lid on. FDA requirements. NOTE: Hand wash recommended.