Classic design with a sporty touch . The Red Bull SPECT Eyewear ECOS sunglasses come with a sporty and no-frills design with straight lines. Made from anti-allergenic, sustainable and bio-based G850 material, these sunglasses are free from harmful bisphenol. The polarised lenses also offer particular advantages for sports and leisure activities, as they absorb dazzling light reflections, enhance contrasts and improve colour perception.