Choose this Men's Sleep Shirt from a variety of colors, and even pair them with our Men's Sleep Shorts.
Goodnighties are made with new material that has 37.5 Technology! It is a dynamic thermoregulation technology that triggers off of humidity. It helps keep your body at the ideal core temperature of 37.5° Celsius and helps keep the microclimate next to your skin at the ideal relative humidity of 37.5%. It’s also been proven to increase comfort by removing moisture in the vapor stage, before liquid sweat forms, to delay the onset of sweat.