Seedling Starter Trays - Germination Kit - Drip Tray and Tray with Holes Trays stack onto of each other - one with holes, the other without Dimensions: 9" L x 6.7" W x 2.3" H (Please note that this size is SMALLER than standard grow trays. It's a more convenient size for personal use.) Rigid, long life, injection molded tray with multiple 2-tier drainage cells to promote healthy plants. Made of BPA-free food-grade plastic (#5 Polypropylene). Perfect for growing wheatgrass, microgreens and sprouts. Reusable. Easy to clean. Made in England