Green Family Super 8 loosefill and CELL-O air cushions are 100% biodegradable in presence of microorganisms and perform with minimal carbon footprints. Constructed from 100% recycled polystyrene, both products are reusable and will decompose completely in landfill within 9-60 months. Unlike starch-based products, they will not attract rodents or become sticky in humid conditions. CELL-O air cushions are 99% air by volume.