European, and especially Spanish, trials clothing tends to be always on the smaller size when it comes to sizing. I have prepared a table below to suggest the sizes that are correct when related back to tradition pants sizing. 

We feel if you follow this chart in relation to Trials pants sizes you should find you get a good fit.

if you feel for any reason you want to exchange for smaller or larger, a different brand, type etc it is never a problem. We will help you get the right size for you.

Trials Pants Sizing Table