Kit comes with a bottom tray to catch water, a 72 cell insert sheet, dried coconut medium, and a 2" humidity dome. Made from recycled materials. All you need to get growing is water and seeds!,Kit comes with a bottom tray to catch water, a 72 cell insert sheet, dried coconut medium, and a 2" humidity dome. Made from recycled materials. All you need to get growing is water and seeds!