FOR MASON JARS Please email us for instructions. These spouts measure approximately 2 3/4" or 7cm from side to side directly across the widest part of the middle of the spout.
1. PLEASE MEASURE YOUR EXISTING SPOUTS BEFORE YOU ORDER AND MAKE SURE YOU HAVE A NUBY 2 HANDLE 10 oz cup.
2. LOOK AT THE PICTURE OF THE CUP THIS FITS and the picture of the mason jar if you need it for a mason jar.
3. IF YOU DO NOT HAVE A NUBY 10oz 2 HANDLE SIPPY CUP or a small mason jar, this spout WILL NOT FIT YOUR CUP.
4. If all of the above works for you, please order. These come Individually wrapped. BPA Free