http://www.argos.co.uk/static/Product/partNumber/4081032/c_1/1|category_root|Kitchen+and+laundry|14418476/c_2/2|14418476|Vacuum+cleaners|14418639/c_3/3|cat_14418639|Vacuum+cleaner+dust+bags|14418656.htm#pdpFullProductInformation

I am wondering if it’s worth buying 5 of them in one go since I don’t know how long one will last. I’m moving in 5 months time so I don’t really want to bulk-buy anything.