Product Overview: Need an insulated on the go tumbler for your iced coffee but you kinda also want one for a hot tea? The Puramic™ Black Aqualina bottle is just perfect for both. The dual functioning lid has an opening for a straw that can easily be closed to a lid that flips so you can sip your hot coffee all the way to the office. Features: Now with our Puramic™ coating, your water will be fresher than ever. The ceramic coating eliminates that metal aftertaste that stainless steel can bring.