Been frequenting the pool this summer? Maybe you’re noticing that your blonde locks (or blonde highlights) may be losing their luster. To keep them from turning brassy or even green, it’s a good idea to use a shampoo that aids in toning and brightening blonde hair. Below are a few of our favorites.

Unite Blonde Shampoo 

This do-it-all toning shampoo for blonde hair or highlights protects, strengthens, adds shine and keeps your hair from turning brassy, and it smells like grape bubble gum. Win-win! The smell alone is enough to bring out your credit card. Alternate this with your favorite daily shampoo to keep your hair shiny and healthy. Available on Unite Hair, $26.

Paul Mitchell Platinum Blonde Shampoo

Take out the dull yellow tone your locks may have incurred from pool chemicals with this brightening shampoo. Bonus- it also strengthens and softens hair. Available on Amazon, $20.

Redken Blonde Idol Shampoo

This formula is sulfate-free, which means it suds a little less in the shower, but it is free of many harsh chemicals. This shampoo won’t compromise the color of your blonde hair or highlights in anyway—just keep it bright and beautiful! It’s also very lightweight on the hair, leaving behind no heavy residue and will leave your locks feeling soft and fresh. Available at Ulta, $30.

John Frieda Sheer Blonde Color Renew Tone-Correcting Shampoo

If you’re looking for a more available shampoo for blonde hair that you can pick up while running errands at the local drugstore, this John Frieda shampoo is the least expensive of the brightening shampoos, and still helps your blonde hair look fresh-out-of-the-salon. Its special formula neutralizes brassiness that may occur and keeps your hair the vibrant blonde you want. Available at Target, $6.

Catwalk by TIGI Fashionista Violet Shampoo

Boost the cool tones in your blond tresses with this illuminating formula of violet, pearl and rice milk. This non-drying shampoo also smells salon-fresh. Available at Ulta, $30.

Serge Normant Meta Blonde Reviving Shampoo 

No need for frequents trips to the salon for color touch-ups! This shampoo adds shine to dull locks as well as enhances color for a beautiful bright blonde color. Available online at Birchbox, $26.