This sealant is made of waterproof and corrosion-resistant material, malleable and easy to use. It is perfect for patching holes and repairing cracks in walls, air conditioning pipes, and rat holes. Its good adhesion makes it ideal for various pipe fittings, equipment installation, fixing and repair. The sealant automatically hardens and is available in two sizes - 20g and 50g, making it an ideal solution for filling the holes and cracks of pipes. Features 1. Quality Material, Multiple Functions: It is made of an environmentally-friendly engineering material that is waterproof and corrosion resistant. As a result, it has a high density and can effectively prevent animals from entering. Moreover, its good adhesion makes it perfect for patching holes. 2. Easy to Deform, Easy to Use: It is very malleable and you can twist it into any shape you want, such as round, square, long. You can according to the actual hole size, shape to plastic it, it is very simple and convenient to use. 3. Wide Application: It can be used for wall repair and crack filling repair (such as air conditioning pipes, rat holes, etc.), can also be used for various pipe fittings, equipment installation, fixing and repair. 4. Harden Automatically: It comes with coolant and will naturally harden in the wind, so it's best to use it as soon as possible after tearing for best results. 5. Overall Dimension: 20 g: 4.7 x 2.4 inch/12 x 6 cm, Thickness: 1.7 cm, 50 g: 4.3 x 3.1 inch/11 x 8 cm, Thickness: 2 cm. An ideal solution for filling the holes/cracks of pipe. Specification Material: PVA Color: White Size: 20 g: 12 x 6 cm, Thickness: 1.7 cm, 50 g: 11 x 8 cm, Thickness: 2 cm Weight: 20 g, 50 g Package Include: 1 Sealing Clay