Unbreakable, sealable, and child-friendly test tubes.Baby Soda Bottles are clear, unbreakable test tubes used for safe science experiments in classrooms everywhere, and they’re becoming even more popular! It might be because they can be dropped, kicked, or thrown without breaking or it might be because they’re dishwasher-safe! Did we mention that sealing a Baby Soda Bottle is as easy as twisting on a bottle cap? Each Baby Soda Bottle measures 15cm tall, 2.5cm in diameter, and holds almost 50ml of liquid. Great for encouraging kids to explore and create results on their own, Baby Soda Bottles can be used to teach kids more things than you can imagine!