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Anyone know the trick to not have these Munchkin weighted straw cups spew liquid out of the top or leak from the straw? My son loves them but they make such a
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NUK Action Cup Toddler Cup | 12+ Months | Twist Close Soft Drinking Straw | Leak-Proof & Washable | BPA-Free | 230ml | Yellow Cat : NUK: Amazon.co.uk: Baby Products
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Updated: The Best Sippy and Straw Cups (including a silicone, stainless steel, plastic-free one that doesn't leak) — The Very Best Baby Stuff
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