Design For Teacher Cute Funny" Shut Up I'm About To Teach Physics" Stainless Steel Travel Coffee/Tea Mugs Sliver 14 Ounce - Best Gifts For Teachers Material:100% stainless steel Capacity: 14 Ounce,Dimensions: 3.35" x 6"x 2.5" Easy to clean,It has a large handle that is easy to hold Customizable,Creative,You can custom one and only for Yourself Our Custom Travel Mug will be BEST gifts