This is a wide-size deodorizing toilet system that doesn't require changing for three days. ● Brand: Unicharm ● Product Name: Deo Sheet Deodorizing Lab Toilet System ● Size: Wide ● Set Contents: 1 dedicated toilet unit, 2 antibacterial dry filters, 4 highly absorbent and deodorizing mats, and a user's guide ● Toilet Size: Approximately W660 x D480 x H45mm ● Recommended dog weight: Up to 10kg ● Materials/Ingredients: [Dog Indoor Toilet] Polypropylene, polystyrene [Dog Indoor Toilet Filter] Urethane foam (using inorganic antibacterial agent), hydrophilic agent [Dog Indoor Toilet Sheet] Fluffy pulp, super absorbent polymer, polyethylene film, absorbent paper, hot melt adhesive, fragrance-infused deodorizing microcapsules Material: Indoor toilet/polypropylene ● Product Description ・This is a dog toilet system that doesn't smell even without changing for three days, thanks to its two-layer structure of an antibacterial dry filter and highly absorbent and deodorizing mat. ・The mat only needs to be changed once every 3 days, and the filter once a week.