Features: 1) Ingredient: iron powder, water, activated carbon, cellulose and salt 2) Max. temperature: 62°C (144°F) 3) Average temperature: 52°C (126°F) 4) Duration: 18 hours Inner packing: Size: 135 x 100mm (+/5) Outer packing: 240pcs/ctn Size: 180 x 125mm (+/-5)