5l erlenmeyer flask

[BrewDorg]

I bought mine off Ali. Took ages as you'd expect, but arrived in one piece.

http://www.aliexpress.com/item/5000ml-Glass-Erlenmeyer-Flask-5000ml-glass-conical-flask-Laboratory-use-5000glass-triangle-flask-BORO-glass-GG17/32297251562.html