Pads of 30 reusable sheets of heavy weight 12" x 18" sheets.
Sperm whales are found in every ocean in the world and eat close to a ton of food daily consisting mostly of fish, octopi and squid. They have the largest brain in the world, close to 20 lbs. and can hold their breath for at least an hour. The Sperm Whale was the focus in Melville's Moby Dick.