Red Bull SPECT Nick Sunglasses - Matt Black//Photochromic
- Frame material: TR90 plastic frame .
- Lens material: polycarbonate
- CAT 1-3*
*CAT - Is an abbreviation for the English word "Category" (category). With the designations CAT 1 - 4 the tinting degree of a pair of sunglasses is indicated. The Tinting degree however has nothing to do with the UV protection of a pair of sunglasses, the number only indicates how strong the glare protection and the tinting (lighter or darker) of the sunglasses is.