Hydrofarm Seedling Heat Mat Size:20" X 20" Detachable neck included

Detachable neck included

Back zipper pocket and snap-closure cell phone pocket

The warm feeling that this generates can ease tension and help muscles to relax

Easily attaches to saddles

Level 3The MB 33 is the mildest Myler mouthpiece in terms of tongue pressure

Hydrofarm Seedling Heat Mat Size:20" X 20" Detachable neck includedWaterproof construction. Increases success and growth of seedlings and cuttings. Warms root area 10 20 degrees fahrenheit over ambient temperature to improve germination. Light, watering, and planting information on mat. Waterproof construction. 6 foot power cord. The only UL listed seedling heat mats on the market! 50% thicker construction.