B Box Silicone Lid + Case

The lid that turns any cup into a sippy cup. No spills, no worries. You’ll love the convenience of having a spill free sippy or straw cup anywhere, anytime. Perfect for dining out and café lifestyles. Universal silicone lids turn most standard-sized cups into a sippy or straw cup, in a matter of seconds! That's faster than bubs can say, "uhhh ohh!" Can't decide between a straw or a spout? Each set comes in a two pack, with one of each kind included. BPA, Phthalates and PVC free.