• 300TC Fabric 80% Cotton / 20% Biodegradation Enhanced 37.5® Fiber, Back - Microfiber
• Fill 40% Biodegradation Enhanced 37.5® Fiber and 60% Polyester
• 37.5® technology helps keep your body at the ideal core temperature of 37.5° C.
• 37.5® technology continuously adjusts to maintain a climate of personal comfort all night long – so you can sleep deeper and wake up rested and refreshed.
• Tested by leading European institutes and the US Olympic Training Center.
• 37.5 technology is naturally derived and certified “skin friendly” and “hypo-allergenic”.
• Natural/active particles embedded in the yarn never wash out.
• Unique active-particle technology attracts and removes moisture vapor.
• All 37.5® materials now include an enhanced biodegradation technology to accelerate the natural breakdown of yarns and reduce the burden of plastic pollution, creating truly sustainable synthetic fabrics.