The brightly coloured body paint adorning Olympic athletes this year is actually Kinesio Tape, a pain relieving plaster approved by the Olympic Committee. Meant to be stuck along your body meridian points to relieve pain, increase lymphatic drainage all in the name of optimal performance. Hence, the many different designs on various athletes. It is incredibly fashionable.
You can buy this in Singapore:
(1) Progress Medical $22 a roll, pickup from store only.
(2) Fukang Healthcare $30 a roll, beige colour only.
(3) Qoo10 copycat brands at cheaper prices, all colours are available.
(4) Ebay, if all else fails.