Thermochromic Thermal Banger: 10mm Male 90 Degree Angle Banger

The Thermochromic banger has a special color changing yellow sand inside. You heat the banger like any other banger you have used and you will see the yellow sand start changing color to orange then red. You find the temp that works for you by deciding what color works best for you. Just heat till you reach your desired color. The sand will gradually return to a bright yellow when cool.