This pack of activated charcoal refrigerator air fresheners is a must-have. The air fresheners are made from natural activated charcoal. It absorbs ethylene gas and moisture, keeping the refrigerator free from odor. It keeps the food fresh and tasty. Product Features: Refrigerator air freshener Absorbs odors, keeps your fridge fresh so food tastes better Absorbs ethylene gas and moisture which helps keep fruits and veggies fresh longer Made from natural activated charcoal For extra large refrigerators use two packets Each 50g packet is effective up to 30 days and can be placed in the sun for 3-4 hours per side to recharge Packet can be used up to 6 months before replacing Also absorbs up to 10% of it's own weight in moisture reducing condensation Absorbs xylene, formaldehyde, benzene, ammonia, TVOC, toluol, and methanethiol Dimensions: 4"H x 6"W x 1.5"D Material(s): plastic