Cali Life Co. Blog

  • What Makes a Sunglass Brand Truly Sustainable?

    The word "sustainable" gets thrown around a lot in the fashion and accessories industry. Sunglasses are no exception — nearly every brand now claims some form of eco-friendly credential. But how do you know which claims are real and which are greenwashing? Here's a straightforward framework for ... View Post

  • What Does UV400 Protection Mean for Sunglasses?

    When shopping for sunglasses, you'll often see "UV400" listed as a feature. But what does it actually mean, and why does it matter? UV400 means the lenses block 100% of ultraviolet light up to 400 nanometers in wavelength — which covers the full spectrum of both UVA and UVB radiation. It's the g... View Post

  • What Is Bio-Acetate and Is It Better Than Plastic?

    If you've been shopping for sustainable sunglasses, you've probably seen the term "bio-acetate" — but what does it actually mean? And is it genuinely better than regular plastic, or is it just a marketing term? Bio-acetate is a plant-based material made primarily from wood pulp and cotton fibers... View Post

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