What Colour is the Bobble on Wally’s Hat?

What colour is Wally’s hat’s bobble?

In the Where’s Wally books the colour of the bobble on Wally’s hat is red. Wally wears a white hat with a red bobble. His hat also has a red band going around it’s base.

Wally also wears a red and white stripped jumper.

In the United States of America and Canada Where’s Wally in known as Where’s Waldo.