IKEA STAVBJÖRNBÄR shower curtain: 40°C wash and repellence
Article 406.231.67 is machine-washable at up to 40°C, but not safe for bleach or tumble drying. Check the low-temperature ironing guidance.
According to IKEA's Korean and Japanese product pages, STAVBJÖRNBÄR 406.231.67 is a water-repellent polyester shower curtain. Instructions permit a machine wash up to 40°C and ironing up to 110°C, but prohibit tumble drying, bleach and dry cleaning. Other curtain materials can require different care.