[Material]-- Our seed starter is made of high-quality silicone, which will not melt, become brittle or crack even under the most extreme conditions, and can be recycled for years. [Breathable Ventilation Holes]-- There are ventilation holes at the bottom of the silicone seedling tray, which allows sufficient oxygen to reach the plant roots while preventing moisture accumulation. [Multi Purpose]-- Silicone seedling trays are perfect for seeds, vegetables, plants, flowers and seedlings, perfect assistance for farm, and garden workers. [Size]-- The size of the silicone seedling starter is about 18*14*6.5 cm/7.1*5.5*2.6 inch, suitable for nurseries and miniature greens, you can stack them together to save space. [Protect Roots]-- The flexible silicone wall is ideal for transplanting plant seedlings in your garden by protecting the integrity of the seed roots and soil. All Products From Us Have Undergone Strict Quality Checks. If There Is Any Quality Problem Or You Are Not Satisfied With The Product Contact Us. We Will Give You The Best Solution.