Well… the computer won’t even let me type Wype-off without auto correcting it to Type haha
Found these old school gems at Mom’s house in the basement. Along with a bunch of amazing old books. My heart is full. Did some research and it looks like the ‘Wype-Off’ was a brand name. Seems the y of the WYLD keeps making sense for me…

Wype-Off Crayons
Writes on plastics, porcelain, cellophane, glass, china, metals. International Products co. New Haven, Conn. USA