A portable, light-weight exercise apparatus includes a jacket made light-weight material and coated with low surface friction coating, and can be worn on the user's upper body. The jacket having an upper protuberance member and a lower protuberance member, each with an aperture for engaging a pair of resistance cables that are respectively connected to a pair of grip handles. Depending on the desired exercise of certain muscle groups, the user engages resistance cables in either the lower protuberance member, or the upper protuberance member. In another embodiment, the jacket comprises of two track-like members means placed on the back-side of the jacket, for adjusting the resistance cables, and a single protuberance member where the resistance cables are secured therein.