Ghost Bond XL Bonding Glue w/Extra Moisture ControlGhost Bond XL is the strongest bonding adhesive on the market. It gives you the best hold possible for ultimate performance while being kind to your scalp. This heat resistant, water based adhesive creates a barrier to to kill bacteria while protecting against excessive moisture & sweat. You can feel confident that heat, humidity, sweat or oily scalp won't stop you from getting 4+ weeks of a longer lasting, tight bond. Reduce and form a barrier