SAIMAA PRO thermal underwear, black/gray color, p. 50

Thermal Belch Saimaa Pro is a functional basic layer of clothing, the main purpose of which is the preservation of heat and the diving of moisture from the surface of the body.

the inner layer is made of 100% polyester. The middle layer is the wool of merinos, specially processed to exclude allergic reactions. The outer layer is made of SunLight corporate penis, which is fighting with the smell of sweat.

combinations of such materials retains heat with severe frosts from -10 to -40 ° C.