A FANTASTIC FDC/Cover!
I know the Olympics are way behind us now, but such great stamps are always more than appreciated.
The Ukrainian post office issued these on 05.02.2010, and the details about them are as follows, starting from left to right:
freestyle, face value – 2.00 UAH
ski race, face value – 1.50 UAH
luge, face value – 2.00 UAH
biathlon, face value– 1.50 UAH
Size of stamps – 24,36 х 50,46 mm.
Comb perforation – 11 1/2
Potection of stamps: microprint "В. Таран"; light elements of stamps luminesce under UV-light
Stamps are multicolored; printing process – offset, foil embossing