Stansport Steel Mug, 14-Ounce, Black Granite Large 14 ounce mug for camping, travel or home Black granite steel is lightweight yet durable and can stand up to years of rugged use The black granite finish is stronger than aluminum, lead free, has a permanent non-stick finish and is easier to clean than stainless steel Finish withstands cooking temperatures of 300 degrees and each piece is carefully polished The perfect mug for camping, travel, RV, home, and more