The Sun-Mar Compost Magic 1-1/4 lb. Compost Accelerator Bricks (6-Pack) is made from 100% natural bulking material which is compressed for easy transportation, storage and handling. It offers an easy way to help keep compost moist, maintain compost porosity and break up waste. Bricks absorb and expand in water. Made from 100% natural bulking material which is compressed for easy transportation, storage and handling

The Sun-Mar Compost Magic 1-1/4 lb. Compost Accelerator Bricks (6-Pack) is made from 100% natural bulking material which is compressed for easy transportation, storage and handling. It offers an easy way to help keep compost moist, maintain compost porosity and break up waste. Bricks absorb and expand in water. Made from 100% natural bulking material which is compressed for easy transportation, storage and handling