Lexerd - Garmin Nuvi 3450 3450LMT 3490LMT TrueVue Anti Glare GPS Screen Protector (Dual Pack Bundle) Preserve Original Color Tones: Crystal clear High Definition with 99.9% transparency to allow an optimal, natural viewing experience. Premium Design: The laser-cut Dimension provides maximum protection for the display area. Ultra Thin: 0.20mm thickness is reliable and resilient, and maintains original response sensitivity. Scratch Resistant: Protect your phone against scratches, scuffs, and any other hard objects. Heat and water resistance. Fingerprint-free: Hydrophobic and oleophobic screen coating protects against sweat and oil residue.