High Quality Material: Activated charcoal pellets charcoal refills are made from natural, pollution-free activated carbon. Effectively absorb and neutralize unpleasant garbage odors : Our activated charcoal refills are compatible with smart garbage kitchen composter and other food waste processors, as well as electric countertop compost bin and Long-lasting: Each packaging bag can be filled with each filter, we provide 4 bags of odor absorbing filter refills, each bag is 200g, It is recommended to replace the filter every 3 months to fresh air Easy to Replace: Pour out the expired activated carbon and pour a new odor absorbing carbon filter replacement into the filter, one for the top filter and the other for the rear filter, to continuously control odors Note: Activated charcoal pellets refills may adsorb air and form vacuum packaging during transportation. Please rest that this not affect normal use Color: black Material: activated carbon Package Contents: 4 x Activated Charcoal Refills Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.