To keep your piece looking sharp and feeling soft:

Machine wash cold (max 30°C)
Use a gentle cycle to preserve the raw-edge detailing.

Turn inside out before washing
Helps protect the raw edges and fabric surface.

Use mild detergent
Avoid bleach or strong chemicals that may weaken the cotton fibers.

Do not tumble dry
Air dry flat or hang dry to maintain fabric quality and prevent shrinkage.

Do not iron the raw edges
Light steam or low-heat ironing on the main body if needed.

Avoid heavy wringing
Gently reshape the tank while damp.