When selecting Mezuzah cases, material choice is critical for durability and aesthetics. For outdoor use, prioritize weather-resistant materials such as anodized aluminum, stainless steel, or high-grade acrylic with UV protection to prevent fading and corrosion. For indoor luxury markets, zinc alloy with electroplating, solid wood (olive or walnut), or pewter are preferred. Ensure that the interior compartment is completely waterproof if the product is marketed for exterior doorposts, often achieved through silicone gaskets or tight-sealing end caps.