Made of high quality cleanliness sponge with excellent wear resistance.PP plastic rod which has excellent anti-static properties, square head provided multi-contact surface, provides a good buffering capacity, and greater liquid absorption capacity.Sponge head Antistatic Cleaning Swab widely used in the hard disk industry, optical instruments, camera lenses, printers, scanners, chip, laboratories, flat panel displays and other electronics.Material:PlasticCotton swab head material: spongeHead width: 15mm (0.59 inch)Head length: 24mm (0.94 inch)Rod: Polypropylene(PP)Pole Width: 6mm (0.24 inch)Rod length: 100mm (3.9 inch)Overall Length: 130mm (5.1 inch)Rod color: light greenQuantity:1 bag (50pcs)Package included:1 bag (50pcs) Cleaning stick Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.