Pack of 10 Hygienic Type SMS Bags from Find A Spare, a premium replacement for your Gtech Pro K9 Vacuum Cleaner To fit the following brands and models: Gtech Pro K9 Hygienic 3-layer design, no dust cloud on emptying. Roomy 1. 5 litre capacity. Each can last up to 3 months Now Find A Spare introduced this new version for the alternative part: ATF301