Crazy Color's Semi - Permanent Hair Dye in Toxic UV is a must - have for the bold. This 150ML (5.07 oz) bottle packs a punch with an ultra - glowing green shade. It's neon and not for the faint - hearted. Whether in natural light or blacklight, this color will make people stop and stare.

Toxic UV

For the best results, apply it to pale or platinum blonde hair. On bleached hair, it can last between 3 - 9 weeks, depending on the shade you choose. It adds energy and shine to natural hair and gives glowing colors on light bleached hair. The more porous your hair is, the more vibrant and long - lasting the color will be. To get exotic and vibrant colors, bleach your hair to the light yellow stage and apply the crazy color cream without adding any other substances. It comes in an outer box with 4 x 3.3oz bottles.

To use this Crazy Color Semi - Permanent Hair Dye in Toxic UV, first, if you want the most vibrant color, bleach your hair to a light yellow stage. Don't add any other substances when applying the dye. For those with pale or platinum blonde hair, you can directly apply the dye for great results. Remember, the more porous your hair is, the better the color will look and the longer it will last. On bleached hair, the color can stay for 3 to 9 weeks. After applying, it will add energy and shine to your natural hair or give a glowing effect on light bleached hair. Keep in mind that the dye comes in an outer box with 4 x 3.3oz bottles. When maintaining the color, try to use color - safe shampoos and avoid excessive exposure to sunlight which can fade the color faster.