"■Metallic V-shaped top and glitter strings show off your neck. RAKUWA neck that enhances your adult appeal as a fashion accent. The black-based string has glitter added to it for a more luxurious look. Furthermore, the V-shaped top with metallic finish accents the neck area. Aqua titanium X50 is used for the string part. Material: String (side fabric)/polyester/polyester lame, string (core)/elastomer, fastener/polyacetal ■Technology: Aqua Titanium X50, Micro Titanium Ball ■Made in Japan