Polystyrene Crafts fiber optic Long life-time Reduced energy cost High quality Polystyrene Crafts fiber optic Polystyrene plastic optic fiber (ps optic fiber) is consist of a polystyrene core with a ... detection, and decoration,such as plastic fiber christmas trees / xmas trees , fiber UFO , fiber lighting , advertisement board , optic fiber flowers , optic fiber hats , handicraft articles , toy , ...