SMS (Spundbond + Meltblown + Spunbond)
SSMS (Spunbond + Spunbond + Meltblown + Spunbond)
SMMS (Spunbond + Meltblown + Meltblown + Spunbond)
SSMMS (Spunbond + Spunbond + Meltblown + Meltblown + Spunbond)

Spunmelt Nonwovens can be with different characterictics and have better tensile strength compared to Spunbond Nonwovens.