DELLACONTE groups the posters into four categories, as follows:

A.M - the recommended bags to wear the day big size
P.M - recommended bags for evening use | small size |
SEMPRE - the right bag to be worn from day to night medium size
VIAGGIO - travel bag / sport bag very large size

You will notice that each denomination has added the Dellaconte recommendation.
You can see additional details such as dimensions, technical specifications, additional items, etc. in the product page.