A replacement cartridge for a razor assembly is provided that includes a shaving aid body for use with the razor assembly. One method includes mechanically polishing at least a first surface of a semiconductor wafer using a polishing sequence including a plurality of polishing steps. In this way, the first intermediate device does not have to resend the high bandwidth video content over the network. The virtual 3D scenario with the current camera images is projected and presented to the users in 2D. The carrier allows the goalie pads to be moved freely during transport, and facilitates their placement in a vehicle, while providing protection from damage.