DetailsThis item is not eligible for additional discounts due to manufacturer's restrictions.This item is only available to ship within the contiguous 48 U.S. states.This limited edition National Park Zen Racerback Tank is perfect for any activity. All limited edition commemorative National Park Tanks feature Dinosaurs which were found near the National Park they are paired with (or at least the same State). Allosaurus is a large meat-eating dinosaur from the Jurassic Period 155 Million years ago. Allosaurus actually means, “Different Lizard” alluding to its unique concave vertebrae. It was 31 to 39 feet long and 15 to 16 feet tall. Rocky Mountain National Park in Northern Colorado spans the Continental Divide and encompasses protected mountains, forests, and alpine tundra. It was established in January 1915. A portion of the proceeds from these sales will go toward the National Forest Foundation to help plant trees in our National Forests.