WHAT YOU NEED : A soft COTTON sock, needle & cotton thread, rice (your choice), essentials oils. HOW TO : Place the rice in a bowl and add drops of your favourite essential oil(s), swish the rice around to distribute the oil. Pour the rice into the sock. Fold the end of the sock and stitch it up. You can microwave the rice filled sock to desired temperature and use - around cold feet, a sore neck, behind a lower back...MAGIC