Product Details Product Details Double wall stainless steelVacuum insulatedKeeps drinks hot or cold for hoursLeak proof lidFits standard sized cup holdersSweat proofBPA FreeImported Officially Licensed Let your Purdue Boilermakers pride shine with this Purdue Boilermakers Stainless Steel Stemless. This Stainless Steel Stemless features a stainless steel premium vacuum insulation with a sweat-free outside powder coating. Hail Purdue!