Zetek 5" Long 100 pcs Foam Tip Cleaning Swabs Sponge Stick for Inkjet Print head Optical Lens Gun Cleaning Solvent Resistance Swab measures 5 long Foam Tip Width 5/8"(15.88mm) - Foam Tip Thickness 3/8"(9.53mm) - Foam Tip Length 1"(25.4mm) Large Surface Firearm Cleaning swabs Anti-Static Foam Swabs for cleaning BGA/PCB Constructed from compressed, 100 ppi(Z) open-cell polyurethane foam that is free from organic contaminants such as silicone, amide or DOP