deerstalker
tarboosh
This is usually called Cradle Cap. For a baby, it can be cleared up by using a light amount of baby oil to soften it, and then you should be able to wash it off using baby shampoo and a soft cloth.
could be a watch cap or a skullcap maybe even a slough hat
Compressed Air Soft Cloth
Try Windex & a soft cloth if that doesnt do it Try Pam cooking spray, soft cloth of that doesnt work Try WD40 & soft cloth if that doesnt work, replace the board.
soft cloth
soft cotton cloth
a soft substance made out of wool or a sheep
with a soft cloth
Fabic
hard salary cap