ComplexCon returns to Long Beach Nov. 6 - 7 with hosts J. Balvin and Kristen Noel Crawley, performances by A$AP Rocky and Turnstile, and more shopping and drops.

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KNOW YOUR TECH breaks down the scientific technology used in your favorite sneakers and activewear. Let’s demystify your next purchase: today’s technology is The North Face Goose Down Fill. Whether you're looking to withstand the day-to-day harshness of winter, hit the slopes for skiing and snowboarding, or spend the night in the wilderness, The North Face Goose Down Fill products are suitable for you. The insulated technology is designed for extreme warmth and is available in jackets and sleeping bags.

What is it? The North Face Goose Down Fill uses high quality goose down for a high warmth-to-weight ratio and compressability. Available in products ranging from 550 to 900 fill power, The North Face Goose Down Fill offers both high levels of warmth and comfort.

How does it work? The North Face Goose Down Fill works by offering lightweight, warm insulation and comfort. Tested by the brand for loftiness, moisture resistance, and its ability to retain loft after being compressed, Goose Down Fill helps to ensure that mother nature won't dominate your winter.

Notable products: The North Face Saiku Down Jacket, The North Face Point It Down Jacket, The North Face Nuptse 2 Jacket

Bottom line: This east coast staple isn't only iconic, it's one of the most efficient ways to stay warm this winter.

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