Wind turbine / wind energy plant - greeting card with transparent envelope

<p><b>Greeting card with envelope, photo: Claudia Kipp</b></p> <p>- Folding card: landscape format 10.5 x 21 cm (open 10.5 x 42 cm)<br> - Offset print 4/0 on Trucard 240 g/m² (outside slightly glossy, inside matt)<br> - Transparent envelope DL, narrow flap, self-adhesive, transparent paper, milky white 92 g/m²<br> - The envelope weighs just under 6 grams, the card just under 11 grams</p> <p>A breath of fresh air! And lots of electricity! With a wind turbine from Fehmarn. <br> Officially, wind turbines are called wind energy plants, wind power converters or wind power stations.</p>