BACK Chalkboard Flask by Twine $17.00 A blank slate exterior turns a simple stainless flask into something pretty and easy to personalize. This schoolhouse-inspired vessel includes a stick of white chalk so you can label your liquor or print a note to pass to a friend. 5 in stock Add SKU: school-yard-chalkboard-flask-by-twine-stock Categories: Travel Essentials, Wine and Dine, All Product Categories BACK