RMK W Treatment Oil Oil-based serum 50ml Retail Price: ¥4400 Purchased February 2025 Selling because it didn't suit my skin. Number of uses: 5 times (Remaining amount can be seen in the photos) No box Please refrain from purchasing if you are sensitive to used items. Price negotiations not accepted. Instant purchase OK. Will be packaged with bubble wrap to prevent breakage and shipped anonymously.