TempShield®️ double-wall vacuum insulation protects temperature for hours. Closeable Press-In Lid tames splashes, trap temps and is straw compatible. Compatible with Medium Closeable Press-In Straw Lid and Medium Press-In Straw Lid. Fits most cupholders. Colour Last™ powder coat is durable, sweat-free and colourful. Made with 18/8 pro-grade stainless steel for durability, pure taste and no flavor transfer. BPA-Free. Dishwasher safe. Not for use on a stove, in a microwave or freezer. Keep hot liquids out of the reach of children.