Features:_x000D__x000D_These activated carbon filter are used on smoke absorbers when absorbing soldering smoke._x000D__x000D_Activated carbon filters can remove most harmful soldering fumes and help create a healthy working condition._x000D__x000D_There are total 10 pieces of activated carbon filter in one set that you may use for quite a while._x000D__x000D_These are indispensable for safe and comfortable working environment to ensure health of soldering workers. _x000D__x000D_Convenient and easy to use, simply put it on a smoke absorber and enjoy your soldering work._x000D__x000D__x000D__x000D_Specifications: _x000D_Material:Activated carbon sponge _x000D_Color: Black _x000D_Size: 13*13cm/5.1*5.1in _x000D_Quantity: 10pcs _x000D_Weight: 152g(approx.) _x000D__x000D__x000D_Package Includes: _x000D_10 x Activated Carbon Filters (other items are NOT included) 1These activated carbon filter are used on smoke absorbers when absorbing soldering smoke. 2Activated carbon filters can remove most harmful soldering fumes and help create a healthy working condition. 3There are total 10 pieces of activated carbon filter in one set that you may use for quite a while. 4These are indispensable for safe and comfortable working environment to ensure health of soldering workers. 5Convenient and easy to use, simply put it on a smoke absorber and enjoy your soldering work.