Florida Laboratories is a company that has been dedicated for over 14 years to improve existing formulas and develop new products to meet market needs. They are committed to ongoing research and have implemented continuous laboratory quality assurance testing of all products to confirm the high standard they expect from their raw materials and finished products. They offer the finest raw materials available on the planet, made in the USA. The product being sold is 100% Food Grade Natural Diatomaceous Earth, Food Chemical Codex Grade, and Naturally Organic. The Diatomaceous Earth is freshwater, hard shell and tubular in shape and is packaged in a heavy-duty resealable food-grade ziploc-type bag for convenient ability to open and reseal the bag after each use. The package contains Two (2 Pounds) of 100% Food Grade Natural Diatomaceous Earth 100% Pure Food Grade.