Polarized sunglasses size small, size test card check paper

Origin: ImportedSpecialized Polarized Testing: This check paper is specifically designed to verify the effectiveness of polarized lenses. It provides a simple and efficient method for users to confirm the authenticity of their polarized sunglassesEco-Friendly and Safe: Made from environmentally friendly materials, this test card is pollution-free and safe to use. It’s a great choice for those who prioritize sustainability while checking their eyewearConvenient Packaging: Each pack includes four test cards, catering to various needs. Whether you’re testing multiple pairs of sunglasses or sharing with friends, this packaging ensures you have enough cards at your disposalQuick and Easy Verification: Using the check paper is the fastest way to assess if your polarized sunglasses are genuine. Simply wear your sunglasses and view the test card to see different visual effects, confirming their polarizationCompact and Lightweight: Measuring just 3.5 x 2 x 0.16 inches and weighing only 0.18 ounces, this check paper is portable and easy to carry. It fits conveniently in your wallet or bag, making it accessible whenever you need it excellent for everyday use. top-grade materials and excellent craftsmanship ensure long-lasting durability.