Insulating under suit to be used as underwear with wind shield membrane to be used for sport/touring. Fabric combined with a Windtex membrane for transpiration, to keep warm & to act as a wind shield, the whole garment gives lightness, resistance & elasticity. An article of clothing specially suited to be used underneath leather clothes, off-set front closure to guarantee maximum warmth in the chest bone & chest area. Neoprene & Lycra collar, high & wrapping round, to give comfort & insulation. Zip with double opening: higher & lower. Wrist & calves bordered with elasticated material to give comfort & easy to wear. Insert in elasticated material in the lumbar area to make the different positions easy while driving the motorbike. Comfort: Windproof & breathable membrane Neoprene collar