Strong magnetic, iron-boron high-strength magnet, suitable for 15-24mm glass. Safety rope design, fixed on the wrist when used, double protection, not afraid of falling. safety rope, 2.5-meter core cotton rope. Wipe both sides of the net, scrape the synchronization, the front cleaning, the back scraping, the two-pronged, efficient and convenient. Specifications: Name: Double-layer window cleaner Size: 13.5 12 10cm Material: Abs Weight: 780g The automatic water outlet is silky, labor-saving, safe and simple.Safety Rope: and safety rope design, fixed on the wrist when used, double protection, not afraid of falling down. The Anti-Pinch Design: The anti-pinch design, the concave design of the upper and lower shells of the upper and lower shells, reduces the magnetic surface, prevents the grip while the grip is better, and is better stressed, and the opening and closing is easier. Strong Magnetic: N35 iron-boron high-strength magnet, suitable for 15-24mm glass, and safety rope design, fixed on the wrist when used, double protection, not afraid of falling. Clean Both Side Of Window: Wipe both sides of the net, scrape the synchronization, the front cleaning, the back scraping, the two-pronged, clean glass is efficient and convenient, as long as the inside glass is gently moved, the inside of the glass is clean. Ergonomic Design: The handle design is more labor-saving, the handle design on both sides, the front handle, the silicone handle on the back, the separation is easier, and the taking is more convenient.