I Tested 15 So-Called Spill-Proof Toddler Cups [Winner Inside] - Two Mama Bears
Amazon.com : Silicone Sippy Cup with Straw, 8 Oz, 6 Months +, Easy to Clean Toddler Straw Cup for Baby, Trainer Cup for Infant, BPA-Free, Safe Use for Freezer, Dishwasher and Microwave : Baby
Windmill Tritan Sippy Cup with Weighted Straw, 8.8 oz - Bc Babycare