100% NATURAL SLEEP OIL FOR BABIES 3 MONTHS AND OVER. Hand blended in the Yorkshire Dales this incredible sleep oil that is applied to the soles of feet once your little one is in bed. Created by a sleep expert and qualified aromatherapist with 30 years experience of helping babies and children sleep 10ml Rollerball Bottle Watermelon Seed Oil English Lavender Mandarin Yorkshire Dales Harvested Roman Chamomile And a touch of magic The soles of their feet have 5 layers of skin. Other parts of their body typically have 7 to 10 layers of skin. When essential oils are applied to the feet, studies show that traces can be found throughout the entire body in less than 20 minutes!