David Archy Men's Ultra Soft Warm Stretchy Cotton Fleece Lined Base Layer Top & Bottom Thermal Set Long John with Fly 95% Cotton / 5% Spandex Stretchy Cotton Fleece Lined Fabric: Premium cotton fleece lined thermal set with spandex stays warm, keeps stretchy, feels smooth soft and stay durable for your winter wearing Double Layer Pouch Design: For providing men's private parts more protection and space, double layer pouch on the thermal bottom reduces most men's rubbing problems and embarrassing adjustments, offers you a more free performance even the outside cold air activities Functional Fly: Considerate design on the thermal bottom with solid fly opening for easy-go when nature calls Crew-Neck Thermal Top: Classic fit and stylish neckline designed to facilitate the cover of your neck for providing maximum warm and comfort Versatile Performance: Ultra soft hand feel, heat-retention and comfortable are great to wear at home or add an extra layer of warmth under your clothes To offer more choices for you, we have Mid-weight and Heavy-weight thermal tops and bottoms baselayer underwear set available in this winter. With our warm wicking long john thermals, you can freely enjoy your outdoor activities no matter hiking, jogging, riding, climbing, skiing etc. With delicate outer packing, the thermal set for men is made a perfect gift for your dad, husband, son, or friends. If you are looking for a great gift for Christmas, birthday, or other special occasion like one&#039;s wedding or anniversary - look no further. For more details, please kindly check below comparison chart and we bet you will definitely find your favorite baby!