Purchase a pair of cute Christmas sock or small sweater and transform it into a reusable sleeve for a to-go coffee cup. Perfect for gift for coffee lovers. Method: 1. After washing, cut a 3-inch section from the sock or sweater sleeve. 2. Embellish with buttons or felt snowflake cutouts for a festive charm. 3. Slip the sleeve onto a to-go cup or tumbler, roll the sleeve ends to hide frays. You're done!