Sufficient Quantity: This set includes 12 pieces plastic putty knives in yellow and black. Sufficient quantity can be applied in various ways, such as foaming, patching, stripping, wallpapering, baking, wall work, car putty and paint. < p>Protect Surface: The plastic putty knives are ideal for removing 3D printing resin without scratching the FEP. They can protect the wall or glass after cleaning and give you a comfortable experience. Lightweight and Flexible Plastic: The plastic putty knife is made of plastic, making it lightweight and easy to use and store in smaller spaces. Used for patching the ceiling hole that warps so easily and get a smooth finish. Durable Quality: The air bubble remover is sturdy and won't bend or break under pressure, so it won't rust, hard enough to handle stubborn resins and thick enough to withstand harsh substances Multifunctional Use: The plastic putty knife measures 5.27 x 2.32 inches (13.4 x 5.9 cm), multiple uses for sticker installation, air bubble