リードディフューザー 緑茶 200ml

The product you mentioned, "Heavenly Aroom リードディフューザー リフィル Seasons of Japan 緑茶 200ml" (Heavenly Aroom Reed Diffuser Refill Seasons of Japan Green Tea 200ml), is a home fragrance product designed to refresh and revitalize spaces.
This particular refill features the scent of green tea, which is likely intended to evoke feelings of tranquility and relaxation, drawing inspiration from the natural beauty of Japan.
When using a reed diffuser, you pour the scented oil into a diffuser vase and insert the reeds, which absorb the oil and release the fragrance into the air. The 200ml size indicates that it provides a good amount of fragrance, suitable for medium to large rooms.
If you're interested in purchasing it, check online retailers or specialty home fragrance stores for availability.