Please find the link below where you can find lots of information on how to clean for your vertical blind:
https://www.blindsdirect.co.uk/blog/expert-guide-how-to-clean-vertical-blinds
Our feather dusters are a handy item to help cleaning the blinds in your home. Completely transforms the job of dusting your blinds, from what can be a very tedious process to a very quick and almost effortless job. They are electro-statically charged, with a proven ability to pick up and hold dust which means they collect dust and not move it about. Ostrich Feather Dusters are gentle, non scratching and washable.: https://www.blindsdirect.co.uk/product/ostrich-feather-duster-accessory?queryID=3f720a0fd9f80bdbb9d11862e353c744
If you need anything else, please do not hesitate to let us know