Product Details Product Details Signature triple-insulated stainless steel3 hours of cooling power for 12 ouncesFlat easy-grip sidesNo-slip bottomCrystal-clear spill-proof lid Officially Licensed Let your Mustangs Mustangs pride shine with this SMU Mustangs Stainless Steel Stemless. This Stainless Steel Stemless features a triple insulated stainless steel. Go Mustangs!