<BR>TSLA Thermal Underwear© Series <BR>Suitable as sleepwear at home or a baselayer when an extra layer is needed <BR> <BR>Materials <BR>Mix of Polyester & Elastine fabric is excellent mobility and moisture-wicking <BR> <BR>4-Way Stretch Fabric <BR>It supports unrestricted movement <BR> <BR>Heatfit Design <BR>Cherry-picked nagging materials allows lightweight and elasticity to make it stylish <BR> <BR> <BR>Washing Tip : Wash separately before wearing.