Specification Product Name: Lvkang 9900 Weatherproof Engineering Adhesive Weight: Black/White: 750g, Transparent: 500g Colors: Black, White, Transparent Shelf Life: Stored below 27°C in a cool, dry environment for 12 months. Description High Flexibility Tear Resistance: Built to withstand stretching, pulling, and extreme temperature fluctuations. Whether under scorching heat or freezing cold, it remains elastic and crack-free for reliable long-term performance Smooth Easy Application: Specially designed for effortless use, the sealant extrudes finely and evenly, creating a smooth, bubble-free finish. No rough edges or air holes, ensuring a professional-quality seal every time Waterproof Heat-Resistant Protection: Formulated to resist water, UV rays, and high temperatures, this silicone sealant is perfect for both indoor and outdoor use. It delivers a permanent waterproof barrier against leaks, cracks, and weather damage Available in 3 Colors: Choose from White, Black, or Clear to seamlessly match different materials and finishes. Perfect for blendings into walls, tiles, stone, or metal surfaces without compromising appearance Wide Range of Applications: Ideal for curtain walls, skylights, aluminum panel structures, sunroom frames, tile sealing, and various metal joints. A versatile solution for home repairs, construction projects, and professional use Package include: 1/2/3 × Silicon Waterproof Sealant