View on LOZ Suggested Retail:$75.99. VIVOSUN 48''x20.75'' Seedling Heat Mat and Digital Thermostat Combo Set. the VIVOSUN professional heat mat maintains sweet-spot temperatures around 68-86℉(20-30℃), which is perfect for start seeding and cutting propagation; Made of high-quality PVC material, it is wear-resistant and durable to use; With the helpful instruction and growing tips printed on the mat, it will become your dependable companion even if you are a beginner. The advanced far-infrared heating technology of this heat pad provides your plant with a warm environment to create optimal conditions for speeding up germination and accelerating the growth rate; The strengthened heating film with double insulation layers ensures this durable mat will not scorch the root and can produce plenty of invigorating dew when being used in combination with a humidity dome.. 48 x 21 x 0 inches. 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.