Sick of your ordinary cashmere, cotton or silk scarves? How about a paper scarf by Hong Kong based design studio Little Factory?
You are free to write on it (as you would on paper) and oil based writing materials are recommended to prevent it washing off. The scarf is made from 100% Tyvek, which is used normally used in industry (hazmat suiting and packaging), is synthetic and water resistent.
You can buy the scarf here for a mere $25US.