![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 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](https://i.redd.it/o9oiq0y1a5n91.jpg)
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
![Munchkin Details Sippy Cup Cleaning Brush Set (Straw Brush, Spout Brush, Lid and Threads Brush and Detail Brush), Pack of 4 : Amazon.co.uk: Baby Products Munchkin Details Sippy Cup Cleaning Brush Set (Straw Brush, Spout Brush, Lid and Threads Brush and Detail Brush), Pack of 4 : Amazon.co.uk: Baby Products](https://m.media-amazon.com/images/I/514gKxiTSEL.jpg)
Munchkin Details Sippy Cup Cleaning Brush Set (Straw Brush, Spout Brush, Lid and Threads Brush and Detail Brush), Pack of 4 : Amazon.co.uk: Baby Products
![Munchkin Details Sippy Cup Cleaning Brush Set (Straw Brush, Spout Brush, Lid and Threads Brush and Detail Brush), Pack of 4 : Amazon.co.uk: Baby Products Munchkin Details Sippy Cup Cleaning Brush Set (Straw Brush, Spout Brush, Lid and Threads Brush and Detail Brush), Pack of 4 : Amazon.co.uk: Baby Products](https://m.media-amazon.com/images/I/514gKxiTSEL._AC_UF1000,1000_QL80_.jpg)