Measurements: .0.930” Diameter X 16” Long
Polypropylene is the same material used in the manufacturing of baby bottles and is a wine friendly material.
Fits: 3-5 & 6 Gallon Carboy Polypropylene Oak Flavoring Tube (.0.930” Diameter X 16” Long).
The length for the 3 gallon size should be cut to 12”. The tube can be reduced in length using a large scissor or hack saw.