Compatible with all your favorite childhood building blocks, you can create anything and everything with a handful of bricks and a little imagination. Available in an assortment of colors, with BPA-FREE plastic. The Lego Coffee Mug is an interesting mug with an exterior building surface. A coffee mug and construction set all in one. Drinking coffee while building something is really a wonderful thing. Lego fans young and old will love it. Made of BPA-free plastic, it is safe and non-toxic. What will your mug become? That's up to you!