The trays are strong with reinforced sides and lips, making them easy to safely carry around the garden, house, or greenhouse!Key Product Features10 x 20 x 2.5 inches in dimensionThere are no holes in this tray, which allows you to fill it with gravel and place the pots into it, for better drainage and plant healthIntroducing our Food-Grade, BPA-free plastic, UV resistant, MEGA propagation trays in six super bright colorsMade of food-grade, BPA-free plasticIdeal for growing seeds for flowers, herb, or fruits and vegetablesTrays stack when not in use, helping with your greenhouse organizationConstructed from premium material, these propagation trays are standard size for the U.S. and Canadian markets. These trays are perfect for expanding your gardening activities or replacing old trays. Their deep-channel bottom ridges provide easy drainage, preventing overwatering and offering better stability for containers. These propagation trays are heavy-duty (.88" thick) and can support up to 120 pounds. The trays are super strong with reinforced sides and lips, making them easy to safely carry around the garden, house, or greenhouse.