Special Effects Hair Dye -Electric Blue. Special Effects Hair dye is available in 20 delicious semi-perminant colors. Our Amazing cream conditioning formula is made from the finest ingredients on the planet and is never tested on animals. Special Effects hair dye lasts 3 to 6 weeks on most hair. Made in the USA. *For more intense and longer lasting colors use Punky Bleach Kit *Colors will give a highlight effect to dark hair *Colors will fade gradually with each shampoo