FEATURES: 1. INVISIBLE WATERPROOFING PROTECTION: The nano-scale particles in the formula penetrate deep into surfaces, creating an invisible water-repellent barrier that won't alter the appearance of your bathroom fixtures and tiles. Protects bathroom surfaces like tiles, grout, sinks, and tubs from water damage. 2. LONG-LASTING PERFORMANCE: The nano-waterproofing effect is highly , providing long-lasting protection against water, moisture, and humidity in the bathroom environment. Suitable for tile walls, brick walls, floors, roofs, putty walls, cement surfaces, etc. 3. MOLD AND MILDEW RESISTANCE: The waterproof barrier helps prevent the growth of mold and mildew by blocking moisture absorption into treated surfaces. Solve problems such as water seepage, water leakage, and mildew in houses. 4. EASY APPLICATION: Simply spray the formula onto clean, dry surfaces and allow it to dry. No complicated application process or special equipment is required. 5. SAFE AND: The formula is made with environmentally friendly, ingredients, making it safe for use in bathrooms around family and pets. SPECIFICATION Net: 400ml Coverage: Approximately 4(m2/kg) Drying Time: 2h Shelf Life: 24 Months Package Includes: 1 * Nano Waterproof Spray NOTE Please allow slight measurement errors due to manual measurement. Due to the different monitor and light effects, the actual color of the item might be slightly different from the color shown in the pictures.