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All ZiZU Optics sunglasses feature adjustable arms and nose pieces for a secure fit, anti-fog shatterproof lenses, interchangeable lens options, and RX clip compatibility. Every pair is versatile enough for any sport, any season, and any adventure.

SISU Half Frame Spare lenses

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  • Gold Polarized Lens – Perfect for water sports and bright outdoor adventures; enhances color, reduces glare, and provides crystal-clear vision.

  • Gold Amber Tint (Category 3) – Amber tint boosts contrast and depth perception, ideal for variable light conditions and mixed terrain.

  • Gradient Amber Lens – Darker at the top, lighter at the bottom; perfect for semi-cloudy to sunny conditions.

  • Blue Photochromic Lens (Category 0-2) – Transition / photochromic, transitions from category 0-2 light clear blue  (In the winter ALL transitions lens go darker due to the cold) this lens becomes category 1-3 in the winter)

  • Gold Photochromic Lens (Category 1–3) – Natural tint adjusts from dawn to dusk for consistent visual comfort.

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