REAL CHARCOAL, NO MYSTERY TECH: This unscented fridge odour eliminator uses activated coconut shell charcoal to help trap unwanted fridge smells without sprays, perfumes or cover-up scents. 120 g OF ACTIVATED CHARCOAL: Each Fridge Ninja contains 60 g of activated coconut shell charcoal, giving you 120 g across the 2-pack. A practical charcoal odour absorber for everyday fridge use. REFRESH MONTHLY IN SUNLIGHT: Place each fridge deodoriser in direct sunlight for 2–4 hours once a month to help refresh the charcoal and keep it working effectively. No batteries, charging or replacement filters required. UP TO 12 MONTHS OF USE: Designed for up to one year of normal fridge use when refreshed monthly. The compact fridge smell remover can also be placed in freezers, cool boxes and lunch bags. INCLUDES FRIDGE THERMOMETER CARD: Use the included thermometer card to check whether your fridge is too warm, within the recommended range or too cold, helping you monitor the temperature at a glance.