Jenny Pasha created this festive New Year's–inspired look by painting a black base over the nails and using a striping brush to create a firework pattern. To give your digits some extra oomph, she suggests incorporating glow-in-the-dark polish into the design. SHOP NOW: Astral Lights Glow in the Dark Nail Paint, $4
真夏の宵に一際目を引くスピンドル花火 Coloring the summer night sky of Japan, this firework has a theme of the half spindle of animal mitotic cells. A centrosome containing a pair of centrioles is located in the center, and astral microtubules extend to the up to the left, while polar microtubules extend to the opposite direction.