Convert your wide mouth Sigg into a regular size.
- Leak-free
- Compatible with wide mouth Sigg bottles and regular size Sigg tops
- BPA-free
In Sigg slang, “WMB” is short for Wide Mouth Bottle. The wider mouth helps cleaning and enables the use of a wide variety of tops.
Product information
- Caps, spare parts
![Sigg](https://scandinavianoutdoor.imgix.net/dynamic/manufacturers/g.png?w=170&h=170&auto=compress,format)