The "Green" line is a sustainable, ecological, and vegan option. Produced with recycled cotton canvas and a rubber sole — in some versions, with recycled rubber from wood chips that would otherwise be discarded (visible on the sole) — it respects both feet and the environment.

Models with Velcro tend to fit better on medium, wide feet or those with a high instep. Models with elastic laces adapt more easily to medium, narrow feet or those with a lower instep.

Walking phase: designed to accompany the phase of acquiring walking and balance, which generally occurs between 1 and 3 years of age. They are extremely flexible and soft, and can be used as long as the size is available. However, if the child has been walking for about a year and is quite active, full walking models — with reinforcement in the toe area — may be more suitable.