SMS cloths used for the packing of materials which will then be sterilized. It can be used with medium to heavy containers. Grammage between 40 and 70 GSM. Made from 100% synthetic polypropylene fibre, it has a minimum of 3 layers: Spundbond/ Meltblown/Spundbond. This material can be welded to a layer of crepe paper or another layer of SMS paper. If necessary, they can be used for STEAM and EO sterilization.