A portable beverage container is provided. The portable beverage container may include a glass vessel having a neck; a metal outer shell configured to surround a first portion of the glass vessel; a cap configured to engage with the metal outer shell to surround a second portion of the glass vessel; and an amorphous thermoplastic spout having a neck configured to be inserted through an opening in the cap and into the neck of the glass vessel. The spout may be configured to securely engage with the cap. The cap may include a lid with an elastomeric sealing member having a knob configured to extend into a recess in the spout and a recess configured to wrap around and over a lip of the spout. The spout may be removable from the cap while the cap is engaged with the outer shell.