shield cream

THE PROBLEM: UNCONTROLLABLE FRIZZ

THE SOLUTION: When the humidity is high, apply a pea-size dollop of Avon Advance Techniques Lotus Shield to towel-dried hair. The cream's silicones and microparticles block moisture in the air that can swell hair into a halo of frizz.

$12; Avon.com
sunscreen

THE PROBLEM: THE BURNING SUN ON YOUR SCALP

THE SOLUTION: Redken Color Extend Sun Solar Screen SPF 12 contains four chemical sunscreens—including avobenzone and octocrylene—to protect your scalp from harmful UV rays. Separate hair into three sections and spray along the part 30 minutes before sun exposure.

$16; Redken.com for salons
spray shine

THE PROBLEM: NO SHINE

THE SOLUTION: The sweet orange peel extract in each spritz of Alterna Summer Hair Rx Spray Shine gives hair instant sheen without leaving it greasy; a mix of moisturizing botanicals—including hemp seed oil, white tea, and avocado extract—helps create long-term gloss.

$20; Beauty.com
hair pak

THE PROBLEM: FLYAWAYS AND UNRULY CURLS

THE SOLUTION: The Moroccan argan oil in Kiehl's Superbly Smoothing Argan Hair Pak is loaded with essential fatty acids and antioxidants to smooth hair for defined, bouncy curls. Cocoa butter and safflower oil add an extra boost of moisture. Use it once or twice a week after you shampoo; let it soak in for at least three minutes before rinsing.

$25; Kiehls.com
damage repair

THE PROBLEM: DRY, BRITTLE TEXTURE

THE SOLUTION: Pantene Pro-V Medium-Thick Hair Solutions Professional Level Damage Repair Ampoules each contain a high concentration of conditioners to repair and strengthen hair that's been sapped of moisture by the heat. Apply one vial to wet hair every two to three days, leave on for five minutes, and rinse.

$8 for 5; drugstores
hair mask

THE PROBLEM: DRY, BRITTLE TEXTURE

THE SOLUTION: If you have fine hair, try Ojon Volumizing 2-Minute Hair Mask; it mixes hydrating shea and mango butters with body-building wheat and soy to soften hair without leaving it limp.

$34; Ojon.com
waterproofing seal

THE PROBLEM: FADED OR BRASSY COLOR

THE SOLUTION: The silicone in Kérastase Paris Soleil Aqua-Seal acts as a waterproofing seal to keep chlorine and saltwater from color-stripping your hair. Apply a quarter-size dollop from roots to ends before swimming.

$36; Kerastase-USA.com

The Problem: Too hot to wear your hair down in the summer The Solution: 5 easy styles to beat the heat