Zipper – day 66 by Toni Popov | Jan 24, 2015 | Blog | 0 comments Zipper One of the most useful inventions in modern times, the enemy of the buttons: the zipper. And to be honest, even thou I can paint it, I still don’t know how it works. “Zipper”, acrylic on cardboard (6cm x 10cm) Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.