OXO GREENSAVER Carbon refill

Fruits and vegetables naturally emit ethylene gas, which causes premature spoilage. GreenSaver’s nontoxic, enhanced carbon filters absorb ethylene gas. Each filter lasts 90 days, giving you a year of freshness from a 4 pack Use with any GreenSaver product. Sold as a pack of 4 4.4 x 1.77 x 3.15 IN / 11.20 x 4.50 x 8.00 cm