... make the hip with comfort, ease pressure, promote blood circulation. Foam cushion has a very big role, for the young taxi driver ... hips is very tired, but can play a relieve hip cushion pressure, can ease the hip length Time of occurrence of ... , can promote blood circulation. Sponge cushion of air permeability is very good, there are very good heat retention, Dongnuanxialiang do play with. cushion