Yes, you can wash organza sashes but it requires careful handling due to the delicate nature of the fabric. When washing organza sashes, it's best to hand wash them gently in cold water using a mild detergent. Avoid using bleach or other harsh chemicals as they can damage the fabric. After washing, do not wring them out. Instead, gently squeeze out excess water and hang them up to dry naturally. If you must use a machine, ensure it's on the gentle or delicate cycle. Ironing should be done on a low setting to prevent scorching the fabric. Always check the care label on your organza sashes before washing, as some may have specific cleaning instructions.