stundenglass polished silver upstem small Portable-Pen-Desktop use a q-tip cotton swab

use a q-tip cotton swab dipped in alcohol and clean the inside of the tank

It's time to have the Mouthpiece replaced

The DaVinci IQ 10-14mm Adapter is made of high-quality graded glass and is super simple to use

'quality means everything'

stundenglass polished silver upstem small Portable-Pen-Desktop use a q-tip cotton swabStndenglass Polished Silver Upstem (Small) Enhance the performance and style of your Stndenglass with the Polished Silver Upstem (Small). Please be aware that this upstem is not suitable for use with V1 models of the Stndenglass. Features: Enhance performance and style Small size for a perfect fit Polished silver finish for a sleek look This trusted information is sourced from the manufacturer. **For legal use only