- Material: ABS, cloth, magnet 2. Applicable glass thickness: S1: 2-8mm, D2: 8-20mm, D3: 20-28mm 3. How to use the window cleaner: use a watering can to wet the glass before use, use the double-sided glass wiper strip to remove the water stains on the glass, and then add a cloth strip to dry the glass water 4. Note: When removing water stains, try to slow down the operation horizontally 5. The suction is just right, wipe clean, not easy to fall, and does not hurt the glass 6. Anti-slip strip design, more stable grip 7. Just press it lightly, the strong magnetism will change back to weak magnetism; do not pull it directly by hand, it will automatically rebound to weak magnetism after rotation 8. Magnetic isolation bracket, intimate anti-pinch hands 9. Lengthened design, double cleaning 10. Fine fiber cleaning cloth, clean without hurting glass 11. ABS engineering plastic, durable 12. Live buckle safety rope, safety against falling 13. Car wiper grade strip, soft and wear-resistant, acid and alkali resistant 14. Size: 23x6x3.5cm