A digital transmitter device to execute a network browser application to access an e-mail account of an e-mail server and retrieve data stored in thereat. The functional laminate fabric is provided with at least one functional element which can conduct electricity, conduct light, provide electromagnetic fields or provide shielding from electromagnetic fields. A height difference, relative to a surface of the first insulating layer, of the gate structures formed upon the first fins and the gate structures formed upon the second fins is less than a predetermined value. The act of sucking at the cup spout creates negative pressure or a partial vacuum against the flexible material, lifting the opening off of the blocking element, and unblocking that opening. The separability of the lower shell and the cover allow easy removal of the cover. Reflective material distributed fully within the chest further guarantees full exposure of contents to sterilization.