1. Flexible PopOut CellsUpgraded Silicone Seed Starter Tray with 12 large flexible popout cells per tray. The soft foodgrade silicone cells keep seedlings well protected and can be gently bent and popped out when it's time to transplant to your outdoor garden! This seed starting trays are specifically designed to reduce stress on seedlings, so you won't damage their roots when transplanting. After transplanting, the seedling starter trays are easily cleaned and reused, or simply stored for the next growing season. 2. Higher Seed Survival Rate Plant Tray – Our seed trays provide better control on humidity, lighting and drainage. We have slots at the corners and bottom of each cell; we designed water channels in the seedling tray; and we have air control vents at the top. So you have total control over the growing process. Improve the germination rate and survival rate of seeds. 3. Upgraded Plant Grow Light – Our seed starter kit comes with a full spectrum plant grow light, it has Typcc interface and 8 led plant grow lights to promote plant growth. Each humidity dome has an adjustable circular vent, which can easily adjust the inner humidity and temperature by rotating the regulator. Our transparent lids are designed with a higher height (4 in), which provides more space for seed growth and allows you to keep an eye on the growth of seedlings at any time. 4. Upgraded Design For Seedling Tray – The elaborate design of round drain hole at the bottom to drain excess water, promote growth and prevent root damage caused by overwatering. Moreover, the seed starter tray has excellent high temperature resistance, they are strong enough to be used on a heat mat or under the sun and noworry melting.