Symbol 3121 from ISO 7000 - Title/Meaning: Very mild professional wet cleaning Function/description: To indicate that very mild wet cleaning is allowed in the professional dry cleaning process.
pay attention to orientation of symbolApplication referenced in: ISO 3758:2012
Additional information: 
Graphical symbol is based on the GINETEX care labelling system.
Own work using: iso.org/obp/graphics/grs/a17bd5a7-30c6-43e5-a3b4-d6b167962b01 200.png
Vectorization:  Mrmw