BACKLOG - estimation (S M L)

[Daniel Stržínek]

Hello, I would like to ask you how I can add estimation (t-shirt S M L) to backlog menu? At this momenet I have manu as below. 

Thank you for the advice. 

Br, Daniel 

[Mark Segall]

Hi @Daniel Stržínek and welcome to the community!

Unfortunately you won't be able to do this by T-Shirt size because the burndown requires a numeric value to calculate the burndown.  Is there a reason the team cannot simply adopt story points instead (e.g. L = 5, M = 3, S = 1)?