A method for generating a compressed representation of a simulated waveform is disclosed. An adhesive layer is configured to be applied to skin of a user. The semiconductor devices may be chips containing integrated circuits or memory devices. The fuselage or tail section is independently usable as a surfboard or water ski, wakeboard, snowboard or kneeboard. In another embodiment, the base portion deflects to flatten against the wing portion, the wing portion secured to the bag wall.