HeartMate medical device bag cover kit comprises: (a) a three dimensional, generally rectangular-shape cover with a closing flap; a cover means a thing which lies around something, especially in order to protect or conceal it; right and left side opening/slit for driveline accessibility; (b) at least 3 magnetic fasteners; (c) a detachable cover for the carrying strap, which will be adjustable in length, therefore coincided with the existing medical grade strap, that is provided for the device; (d) a separate shoulder pad will also be included with a thicker padding and coordinating fabric(s). All covering will be sold as a kit for the Lvad/Rvad device bag, including the adjustable strap cover that will give patients the freedom to determine the cosmetic appearance, without altering the function and safety of the device, as provided by the manufacturer.