If you have fine or damaged hair though, you’ll need to use less heat, while thick hair may need more to make an impact.

When styling hair using heat, 185 degrees is widely considered the optimum temperature for minimising damage. Here’s what you need to know before you buy. Hair straighteners may all look similar but each model will have different tech hiding beneath their shiny plates. If you’re in the market for other stuff, too, like a cast-iron skillet or an apartment-friendly lamp, check out our Prime Day hub.Show more How to choose the right hair straighteners That’s a wrap on Prime Day! We’re finished with updates to this post, but the deals will be valid through the night (while stock holds). Other deeply discounted things I’ve found in the sale: Cetaphil’s extremely moisturizing body cream that’s also good for exfoliating (35 percent off!), acne-clearing retinol dupe Differin (24 percent off!), my (and everyone else’s) holy-grail hydrocolloid pimple patches (20 percent off!), and the beloved-by-many snail-mucin essence from CosRX (33 percent off!) - a TikTok sensation that our beauty columnist Rio Viera-Newton has been raving about since her skin-care Google doc went viral in 2017.

“I would recommend it to anyone who feels like their hair is compromised in any way, even by pollution,” says Ash Fritzler, a master stylist at the Bird House salon. 3, a hair treatment that helps to strengthen hair’s bonds and repair damage. And as the steward of the Prime Day beauty post, I’ve included perennial favorites as well as products we’ve written about before on the site.

No 5 percent off items here).Īs the Strategist’s resident beauty expert, I know which products are worthwhile after years of testing and trial and error. (I’m only including actually good deals, too. This year it runs from July 11 to 12, and as always I’ve carefully sifted through hundreds (thousands!) of SKUs and carefully checked prices to surface the best deals. Another Prime Day is upon us, which means there are lots of deals to be had, especially in the beauty category.

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