Dishwasher Safe! Lid features push-seal and open/close toggle Handle for easy carrying Non-Slip Silicone Base - Patent Pending Copper Coated Insulation Double-Walled & Vacuum-Sealed Condensation Free Fits Most Standard Cup Holders Extras: Color: Matte Black Capacity: 18oz Temperature: Cold up to 9 hours and hot up to 3 hours Material: Thicker, Professional Grade - 18/8 Stainless Steel Lid: BPA-free, spill resistant and shatterproof Tritan lid