These are soft, pedunculated, skin coloured to brownish lesions present over neck, axillae, groin, eyelids and inner thighs usually. More commonly seen in overweight individuals, in elderly and middle- age group.
Read more:
http://www.medicinenet.com/skin_tag/page2.htm
http://www.jaad.org/article/S0190-9622(11)01765-8/abstract
http://www.medicalnewstoday.com/articles/67317.php