Have fun and stay hydrated while on the move with a nostalgic and durable Mason Jar Tumbler by Zak! designs. This canning jar tumbler, featuring the fun characters from Shopkins, definitely puts the fun in functional. Designed with a wide mouth opening and screw on lid to accommodate ice cubes while still preventing most spills. The straw is wide enough to easily enjoy real fruit smoothies and features a stopper to prevent it from falling out. Made of BPA-free, shatter-proof and break-resistant Tritan plastic, this tumbler will last for years to come. No more disposable cups; good for you and good for the environment. 19 oz. capacity, dishwasher safe, but do not microwave. By Zak! designs, making mealtime fun.