4-Tray Worm Composter Bin 68846503Features: Turns kitchen scraps into nutrient rich worm castings and liquid fertilizer Four stackable, ventilated trays allow worms to move freely and speed up decomposition Grid design in each tray improves airflow and prevents odors Compact multi layer design fits easily in kitchens, balconies, or patios PP plastic construction ensures long lasting use Easy to set up and maintain, with included shovel and scraper for adding worms and scraps Bottom