To prep for this year’s hot girl summer, there’s no better place to shop incredible deals than during Amazon Prime Day. And since today is the last day before all these products return to full price, you have just a few hours left to shop on-sale products at Amazon. Across makeup, skin care, hair care and more, you can find some top-rated items marked down almost 50 percent. From vitamin C serums to curl creams, Amazon’s secret list of on-sale items just keeps on growing. Here, find the best Amazon Prime Day beauty deals to shop now, including from brands like Olaplex, Youth to the People, and more.