The VIVOSUN 6-Pack Seed Starter Trays with 10″x20.75″ Seedling Heat Mat is a high-quality propagator set perfect for home gardeners looking to start their seedlings with ease. This custom bundle includes 16 sites for seeding and a 48″ x 20.75″ heat mat to keep the trays warm and promote healthy growth. The black ABS material is waterproof and built to last, while the 20W power consumption ensures efficient heating. With a 1-year manufacturer warranty, this VIVOSUN propagator set is a reliable choice for those interested in hydroponics and outdoor living. Item is new open box