The heated vest for men guarantees a warm back at the push of a button. The integrated heating element is not noticeably connected to the lithium packs (optionally available) that sit under the breast ribs.

The sleeveless vest has a narrow cut to guarantee direct heat transfer. It is worn as the bottom layer. The breathable material is quick-drying and abrasion-resistant.

At warmer temperatures, the heat vest 1.0 men can be worn without the lithium packs for sports, work and leisure. It can be folded up small and has a small pack size.