The light that we see with our human eyes as a band of rainbow color falls in the range of what's called visible light.

我们用肉眼看到的彩虹色的光属于可见光。

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You can differentiate between various groups of objects by tagging each group with a certain color rubber band, or a specific number of visible rubber bands.

用不同颜色或者标着特别数字的橡皮筋标记每一组，这样你就可以区分这些不同组的物品。

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Hat Band: Medium to narrow, in a color similar to the color of the hat.

帽腰带：中等偏窄，颜色与帽色类似。

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Shipping with either a black or white neoprene strap, there are a number of other color choices for the 20mm wide band.

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