... at the fully closed regular intervals. 2) Colour: Various white gold(golden on pure silver) 3) It can be used in ... of colours, such as silver, gold, brown, blue, green, pink, purple, red, orange, black, rainbow/pearl, multi-color, fluorescent, transparent, ... of colours, such as silver, gold, brown, blue, green, pink, purple, red, orange, black, rainbow/pearl, multi-color, fluorescent, transparent, ...