What you need
Black nail polish
White nail polish for nail art
Step1 paint your nails black let dry really well
Step2 take your white nail polish brush and start out on the bottom corner you can start on the left or right side doesn't matter and press the brush down and drag it to the Middel of your nail .
Step3 go over to opposite side and do the Same technique
Do this five or 6 times on the same nail
Repeat steps for all of your fingers and your done
Step4after drying really well apply a top coat .
Also you can use any colors your would like .