Come and Check Our Branding Solutions.Skinny tumblers are insulated with double layers. The double walled insulation design of the cup keeps your drinks hot or cold (the time depends on the actual situation). The tumbler with lid is packaged in a white box, it is in the smooth surface, mouth of the insulated cup is round. The lid has 3 types can be choose.the slim travel tumbler applies stainless steel, liner of tumbler will not produce taste and will not rust quickly and easily, the color of the paint on the outside will not fall off or fade in some way. The outer wall of 20 oz skinny tumbler is nice to touch, and it is not slip easily when you hold it Pls check inventory and detailed info before placing your orders.