As children grow, their activity grows too. And a sippy cup is an ideal training bottle that can help toddlers quench their thirst without messes all around. Sippy cups come with a spout or straw that are both comfortable to drink through. Also, they often boast leak-proof construction to reduce spills or eliminate them at all. For this review, we have selected the best models available on the market today. So, keep on reading and take your pick.