Question: what are the international washing symbols?
Answer: Washing symbol.
Wash at or below 30 °C (USA, 1 dot, ●)
Wash at or below 40 °C (USA, 2 dots, ●●)
Wash at or below 50 °C (USA, 3 dots, ●●●)
Wash at or below 60 °C (USA, 4 dots, ●●●●)
Hand wash.
Do not wash.