Edge Hair Chalks | Temporary Hair Coloring Chalk - The Original Hair Color Chalk Blendable Colors - Lasts 3 days Brand New Edge Hair Chalk Stix. Metallic Sparkle colors all blend into one another creating so many different looks. New Hair Chalk Cream Technology Self Seals in 60 seconds. No need for hair spray. Sets quick and no mess. Each Tube rolls up the vibrant blendable metallic sparkle color and rubs on hair smoothly. All colors blend. Finally a hair chalk that doesn't get all over your hands. Very vibrant You can curl or flat iron hair with color. Edge Hair Stix are semi permanent and will stay in hair for up to three days. Change your colors as often as you change your mood. Safe for hair and skin. Non Toxic. Blend one color into another to achieve a blended look. Over 80 Applications Per Stick. Just color into hair and brush. Color will set all on it's own. You can curl or flat iron hair with color. Blend as many colors into hair as you like. Blend one color into another to achieve a blended look. Temporary Color and Semi Permanent hair color.