3D lettering signboards are a visually striking form of signage that adds depth and dimension to the letters. They are created by using materials like acrylic, metal, or other, and cutting them into various shapes and sizes. 3D lettering signboards are popular for business signs, storefronts, events, and exhibitions, as they grab attention and make a strong visual statement. They can be customized with different fonts, colors, and finishes, offering a versatile and eye-catching solution for effective signage.