Your seeds have germinated nicely, your plants are doing great, and it's time to repot. Here's how to ensure that seedlings thrive at this crucial stage: transplant into these pots that water themselves! The system includes a 1/2-gallon reservoir tray, a capillary mat that wicks water up to plants, 2 transport trays for carrying pots, and your choice of (40) 2", (18) 3" or (12) 4" pots. Consistent moisture for tender transplants Reuse the system year after year 21-3/4" L x 12" W Includes 1/2 gallon reservoir tray, capillary mat, 2 transport trays, and your choice of 2", 3" or 4" pots Set of 2" pots holds 5 quarts of potting mix; set of 3" pots holds 4-1/2 quarts; set of 4" pots holds 6 quarts