New Balance Impact Tunic Tank
So light and airy, it’s like you’re wearing nothing at all.
Brooks Women's D'Lite 4" Low Rise Short
These shorts — which have mesh side panels and a zip pocket for all your essentials — keeps things breezy whether you’re running a race or after your kids.
Adidas ClimaCool Supernova Running Singlet and Short
The ClimaCool technology utilized here targets sweat zones, keeping you fresh where you need it. Our tester said they’d be great for a summer race, as they’re light enough to carry you effortlessly across the finish line.
Shirt: $33, www.footlocker.com
Shorts: $45, www.footlocker.com
Mission Enduracool Instant Cooling Body Towel
We took this Coolcore tech-enhanced towel to the Jersey Shore during Fourth of July, and when the ocean was too cold for us to dip our toes in, this came in handy. “It’s like being inside a refrigerator,” one tester said.
$40, www.brookstone.com (other products available at www.sportsauthority.com)
Uniqlo boxer briefs
Pro golfer Adam Scott wore Uniqlo’s line during this year’s US Open. We have a hunch he chose it because of its AIRism fabric, which keeps wearers cool (any golfer knows how un-fun it is to sweat during play). We liked the breathable boxer briefs.
SoulCycle studded tank
Business in the front, party in the back: Cut-outs make this SoulCycle shirt perfect for your next sweaty spin sesh. The studded front means you can hit the street afterwards and still feel stylish.
Banana Boat Sport Performance CoolZone
Slap this on and you’ll get a refreshingly cool tingle — perfect for beach days. It’s been tested in seven conditions — sun, pool water, ocean water, wine, sweat, sand and extreme heat — and is recommended by the Skin Cancer Foundation.
C9 by Champion Girls' Running Tee and C9 by Champion Boys' Tech Tee
Your little ones can beat the heat in these tech tees, which are moisture-wicking and have additional ventilation and UV protection.
Girls: $9, www.target.com
Boys: $13, www.target.com
Powersox Advanced Dry
Blisters are no match for these, which have mesh from toe-to-ankle.