Our 7-day oils include Jojoba seed oil, carrot seed oil, and tea tree oil. It can provide deep moisture to the skin, leaving the skin soft and smooth; Helps balance the outer skin tone, improves skin whitening and luster, and shows healthy skin. The way to use it is simple: 1. Clean your skin and keep it dry. 2. Apply appropriate amount to the whole body. 3. Gently massage until absorbed. Hyaluronic acid provides long-lasting moisture, helps the skin retain moisture and prevents dryness.