Terahertz Small Stone Fragments - Extra Small Size - Approximately 1.5kg - Discounted Very fine stone fragments. Restocked! Please use in pillows or bags, as fragments of quartz, tiger's eye, etc. are mixed in. Pillow pads are 300g, but this is 1.5kg, so you can use it as is, placing it inside or under your pillow. Perfect for dogs and cats. 500g - ¥2799 1kg - ¥5000 1.5kg - ¥7000 Although the terahertz itself is high-quality, extra-small terahertz stone fragments, the price is discounted due to the mixing of other stones, and no further discounts are available.