Cortex  The cortex is an elegant necklace that consists of eight oval black details which have colored of pink, yellow, and light blue mirrors on them. Cortex is suggested for a night out with a black or white dress. Combine it with Cortex Earrings to elevate your style! Information Handmade plexiglass choker Stainless Steel chain Care The use of alcohol is prohibited, such as ethanol, perfume, baby wipes, etc.