· Duration: Up To 30 Mins

· Weight: 12±2g/pc

· Dimensions: 19cm x 7.8cm

· Average Temperature: 38 °C

· Maximum Temperature: 45 °C

· Ingredients: Iron Powder, Water, Vermiculite, Activated Carbon and   Salt.etc

· Duration: Up To 9 Hours

· Weight: 90±3g/pc

· Dimensions: 26.5 cm x 13.5cm

· Average Temperature: 47 °C

· Maximum Temperature: 50 °C

· Ingredients: Iron Powder, Water, Vermiculite, Activated Carbon and   Salt.etc