Square Shape Double Side Magnetic Glass Cleaner Wiper with 2 Extra Cleaning Cotton for Window Features: and . Easy to clean and use. The two sides Powerful magnets cleaning the inside lock together, so when you move one hand, the other follows. It can be used for cleaning Windows, fish tanks, windows, patio doors, bedroom Windows, and even shower screens, mirror and tiles. Magnetic glass cleaner. Environmentally friendly: all you need warm water and detergent. Specifications: Weight: 413 g / 14.56 oz. Length: 11.5cm / 4.7in Material: Magnet and ABS Applicable Range: 3-5mm thickness of single-layer glass use Package size: 12 * 11.5 * 7 cm / 4.7 * 4.5 * 2.7in Package weight: 455 g / 1LB Package List: 1pcs Glass cleaner