Different levels of coverage offer different levels of protection. The 4-In-1 Jacket can be worn as a thermal jacket with full liner, thermal jacket shell only for warmer weather, a thermal vest with full liner (including black sleeves), or as a thermal vest with a sleeveless liner.

Different levels of coverage offer different levels of protection. The 4-In-1 Jacket can be worn as a thermal jacket with full liner, thermal jacket shell only for warmer weather, a thermal vest with full liner (including black sleeves), or as a thermal vest with a sleeveless liner.