5 Blue Nail Polishes to Try for Summer - 1.Cult Nails Nakizzle's Shizzle — a sky blue cream  2.Color Club Over the Moon — a holographic sky blue  3.Zoya Rocky — a muted, sky blue  4.Illamasqua Noble — a bold, bright blue cream  5.Formula X Photoelectric — a brightened blue with a hint of teal
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