This is domestically produced Japanese cypress sawdust from wood processing. It will be shipped filled to the maximum 80 size. ⭐︎Stress Reduction & Relaxation The scent of the cypress wood is known to calm brain activity and autonomic nerve activity, promoting relaxation. It can lead to many effects such as lower blood pressure, reduced irregular pulse, and sound sleep. ⭐︎Deodorizing & Odor Removal Hinokitiol has been confirmed to have a high deodorizing effect. It can be used in pet toilets as a substitute for deodorizers.