ITEM NAME:10 Pcs Soldering Iron Replacement Sponges Solder Iron Tip Welding Clean Pads FT 100% Brand New and High Quality These Soldering Iron Sponges are ideal to be used as replacements for old sponges. Use to keep your soldering tip clean. Moisten slightly before use. When it wet water will be inflate, welding time soldering iron will have the solder and the residue , the sponge makes the cleaning action Strong absorbability Help on the tin and antioxidant Endurable Material: Sponge Color: Yellow Size: 5cm*3.5cm / 1.97"*1.38" Use for: Â Remove solder residue, maintain PCB components clean. Notice: Please soak the sponge in water before use! Package included:.Use to keep your soldering tip clean. 10pcs Soldering Iron Welding Cleaning Sponge. Use for: Remove solder residue, maintain PCB components clean. Help on the tin and antioxidant. Color: Yellow.