A polypropylene resin comprising a propylene polymer having the following features: a) melt flow rate (MFR) (ISO 1133) (230°C/2.16 kg) comprised between 120 g/10' and 400 g/10'; b) distribution of molecular weight Mw/Mn lower than 4; c) haze measured according to ASTM D 1003 comprised between 5% and 30%; and d) flexural modulus measured according ISO 178 after 48h comprised between 1750 N/m2 and 2300 N/m2.
