Fresh, frosty drinks for your little SpongeBob lover! And you wont need your mop if your child happens to drop this cup. The unique leak-proof system has a simple lever that pops the straw into the open position and back into the cup to close securely and its spill-proof in either position. The soft, flexible straw comes right out for easy cleaning and replacement. Your toddler will be happy he wont make a mess and youll have one less reason to stress.