2 - Hydroponic bucket lids, Kratky style hydroponics, for leafy greens, lettuce, spinach, swiss chard, boc choi. Herbs such as basil, cilantro, parsley, oregano or thyme. Or strawberry's.Rain resistant design. Great for indoor or outdoor growing.Kratky style hydroponics is a great way to grow vegetables and herbs. No electricity required, no weeding, great water conservation.Can grow in small area such as patios, decks and porch's if enough light can reach your plant.Lids have built in raised fill ports.Easy snap on / off lids.2 inch net cupsFits standard 3.5 gallon, 5 gallon, 6 gallon and 7 gallon buckets.Easy to use, comes with instructions to get you started growing right away.Plants in photo's are examples of some of the things I have grown in Kratky style hydroponics.Buckets and plants not included, demonstration purposes only.