Widely Used: Seed starter tray perfect for starting flower and vegetable seeds indoors or fruits, trees and other agricultural cultivationEfficent Transfer Heat: With humidity control dome, keep the seedlings moist and reduce water evaporation,the drain hole at bottom of each cell for proper drainage, reduce roots oversaturating.Efficient way of setting up these little greenhouses.Reliable and long life Plastic -These trays are quite durable can be reused for many times if treated carefully .DIMENSION: Tray Size: 14.4" x 9" x 2.3", Cell size: The hold depth:2.1" ,length:1.96"Package contains: 10 x Seed Tray, 10 x Watertight Base Tray, 10 x Humidity Dome 10 Set Seed Tray Seedling Starter Trays,240 Cell, (10 Trays, 24 Cells Per Tray) Plant Grow Starting Greenhouse Grow Trays for Garden Seedling Flower Specifications: Tray Size: 14.4" long x 9" wide X 2.3" high Cell size: 2.1" x 1.96 " Each trays will comes with humidity dome and base . Package Content: 10 x Seed trays 10 x base tray 10 x Humidity dome