Apeks ThermiQ Carbon Men's Long SleeveThe Apeks ThermiQ Carbon Core sets new standards in base layer thermal protection. Comfort is guaranteed with the triple layer soft shell, combined with the technically advanced graphene lining to give the ultimate in warmth and flexibility. Key features Triple layer soft shell fabric ensures the top keeps you warm in all environments. The Thermi Q Carbon Core can be worn on its own as a thermal rash guard in warm water or as an extra layer underneath