The original refill comes with three amazing Himalayan salt rocks. Himalayan rock salt originates from northern Pakistan from the area called the “salt range” not far from the Himalayan mountains. It is a natural rock salt that was created when the prehistoric seas evaporated some 250 million years ago. Highly flavored with lasting spicy heat over a mild mineral body. Ideal for seasoning meat and fish, as well as vegetables. Net Weight: 5.3 oz Total weight is about 150 grams.