The VSKYLABS projects are being developed and tested by experienced pilots, based on decades of REAL-WORLD, actual flying experience and knowledge. VSKYLABS develops add-on projects in on-going, months and years-span effort. See more.VSKYLABS ADD-ON PROJECTS FOR X-PLANE FLIGHT SIMULATOR. General Discussion.Aero definition, of or for aircraft. The place for everything related to the MIDI Maestro. Upload your files, samples, and videos here to share them with the world. The place for everything related to the Aeros line of products. The Ultralight is for those absolutely concerned with weight, coming in at 2.5 ounces for the Large and 2.1 ounces for the Regular.Aeros Loop Studio. The Premium is a bit heavier, but has a very nice fabric on the top, which increases comfort and decreases slippage. Aeros Sea to Summit also offers the Aeros Ultralight Pillow.