GSI Outdoors Personal JavaPress Drip-cone coffee maker for car camping or Gourmet backpacking Includes silicone ring plunger designed to virtually eliminate coffee 'blow-by' for the most flavorful, mud-free coffee or tea Insulated, ballistic nylon-wrapped cozies on mug and carafe remove easily for cleaning Made of shatter-resistant, BPA-free infinity Polypropylene Backed by full manufacturer's warranty