This is a handmade, envelope-shaped keyholder that lets you carry the scent of natural aroma oils with you. It comes with essential oils infused into felt. Perfect for a quick mood boost during a busy day or for relaxation on the go. The keyholder itself is a compact size, about the size of a 500-yen coin, and can be an accent for your bag or pouch. 【Available Scents】 Rosemary, Sweet Orange, Lavender, Bergamot, Rose Geranium, Grapefruit. *Please select 3 scents from the above and let us know via message after purchase. 【Size】 Approximately 3cm x 3cm (excluding the keyholder). The felt can be inserted and removed using Velcro. We make each item with care, but please understand that these are handmade products before purchasing. 【Precautions for Handling Aromatherapy】 Avoid direct contact with skin: The felt is infused with essential oils. When taking it out, please be careful not to touch your skin directly. If it accidentally gets on your skin, wash it off immediately with soap. Be careful of color transfer and stains: The essential oil components may cause stains on the keyholder itself, surrounding fabric products, bags, etc. Please close the Velcro securely and use it in a state where the felt does not stick out. Scent duration: The scent will fade in a few days to a week, depending on the environment. After the scent fades, you can add 1-2 drops of your own essential oil to the felt and reuse it. Pets and infants: To prevent accidental ingestion, please store and use it out of reach of small children and pets. Especially in environments with pets such as cats, please be careful about the type of essential oil. Pregnant women and those with underlying medical conditions: Some essential oils may be best avoided. If you are concerned, please consult with a specialist before use.