what is the difference between 1st and 2nd class?

hello:

i want to buy a Swiss Flexi Pass for 4 days, and we are 3 travellers, but i want to know more about classes, what is the difference between 1st and 2nd class?

does the difference include seat reservation.

tell me more detailes, please.

thank you,

Hi Athasultan,

Please see here: www.myswissalps.com/train/practical/2nd1stclass

Passes do not include seat reservations. Please see here for details: www.myswissalps.com/train/reservations