Siliskin Silicone Sippy Cup, Turquoise

This Sippy Cup is 100% silicone with an embedded stainless steel ring keeping it from collapsing when squeezed. The sippy cup comes with a universal silicone sippy top that fits over any size cup. The spout is also free of intricate valves allowing for easy cleaning and easier use. Perfect for on-the-go, tabletop, indoor and outdoor use. Excellent for preventing big spills! Dishwasher and Microwave Safe  100% Silicone and Stainless Steel Silicone cup that holds it's shape, no collapsing mouth Silicone top stretches over cups of multiple sizes Can be boiled to sterilize  No more messy spills Perfect for home and travel *If it appears that there is not an opening in the sippy spout, squeezing it from each direction a few times as well as regular use makes the opening more visible.