Unisex sunglasses for smaller face shapes . The Red Bull SPECT Eyewear EMERY sunglasses are the ideal companion for anyone looking for an understated yet modern style for sport and the city. 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.