Symbol 3108 from ISO 7000 - Title/Meaning: Tumble drying, maximum 80 Celsius Function/description: To indicate that the tumble drying process is allowed only with normal temperature: exhaust temperature maximum 80 degrees Celsius in the tumble drying 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/cc60a397-e90a-43f8-88b6-8b90b279bd06 200.png
Vectorization:  Mrmw