Tumble dry, no heat (air only)
North American symbol: tumble without heat — the dryer's air-only or 'air fluff' setting.
North American symbol
What to do
Choose the no-heat / air setting on the dryer; on a dryer without one, air dry the item instead.
- Maximum temperature
- None stated by this symbol
- Family
- Drying (square)
- ISO 3758 name
- None — this is a North American (ASTM D5489) symbol with no ISO 3758 equivalent
- Distinguishing mark
- filled circle · US
Where this symbol comes from
No ISO 3758 equivalent. The solid (filled) circle is what separates it from the empty 'any heat' circle.
Often confused with
North American symbol: tumble drying is allowed at any heat setting. The empty circle in the square, with no dots, sets no limit.
Other drying symbols
Tumble dry, normal heatcircle + 2 dotsTumble dry, low heatcircle + 1 dotDo not tumble drycircle + crossTumble dry, high heatcircle + 3 dots · USTumble dry, any heatempty circle · USDo not drycrossed square · USLine dry1 vertical lineDrip dry (hang wet)2 vertical linesDry flat1 horizontal lineDrip dry flat2 horizontal linesLine dry in the shade1 vertical line + cornerDrip dry in the shade2 vertical lines + cornerDry flat in the shade1 horizontal line + cornerDrip dry flat in the shade2 horizontal lines + corner
Sources
- Government of Canada, Office of Consumer Affairs — Guide to Apparel and Textile Care Symbols (North American system) — checked 2026-09-22
- US Federal Trade Commission — Clothes Captioning: Complying with the Care Labeling Rule — checked 2026-09-22
Meanings are paraphrased from these sources, not quoted, and checked on the date shown.