BM Stayfresh Cat Litter Freshener 400g BM Stayfresh Cat Litter Freshener helps maintain the hygiene of your home and cat waste environment for longer, providing longer-lasting freshness. It uses odour encapsulating technology to target unpleasant smells effectively. Key features: Longer lasting freshness for a hygienic home environment Odour control technology that encapsulates nasty smells Easy to use—simply sprinkle a layer into the litter tray Gentle Baby Soft scent leaves the litter tray smelling fresher Made in the UK, designed specifically to control odours