For the hat-averse, the lucy Running Headband tames flyaways, soaks up sweat and has special shaping that keeps ears warm. $16 at lucy (835 N Michigan Ave, 312-255-0257).
The crisp weather has arrived, so layer with the Asics Jaide Hoody, a semi-fitted, long-sleeve shirt with smart, functional details like a hole for your ponytail should you want to pull up the hood. $60 at asicsamerica.com.
As footwear and apparel sponsor of the race, Nike pulled out all the stops designing this year’s neighborhood-themed marathon gear. Our fave: this red Mile 21–Chinatown tee (there’s also a navy one for Mile 7–Wrigleyville). $32 at Niketown (669 N Michigan Ave, 312-642-6363).
Designed to provide maximum support to the psoas muscle and lower core muscles, these Asics Inner Muscle Knee capris boost running posture and form. $60 at asicsamerica.com.
The just-launched Polar FT40 tracks your heart rate to calculate calories torched and whether you’re in your aerobic- or fat-burning zone. Then, download your workout deets onto your PC—it takes about three seconds with the FlowLink accessory. $180 (watch and heart-rate monitor) and $55 (FlowLink) at polarusa.com.
Runners need to hydrate even when the temp falls. This lightweight Asics Grip Water Carrier is ergonomically contoured so it’s a cinch to hold while running. $15 at asicsamerica.com.
The Nike Pegasus celebrates its 25th anniversary this year, but it’s never looked this cool: A mini triple-star logo inspired by the Chicago flag adorns the back of the shoe. $85 at Niketown.
Make sure your favorite runner can see you cheering in the crowd when you wear this bright flannel shirt. $60; gray T-shirt, $14, both at Urban Outfitters, locations around the city, urbn.com; Jbrand jeans, $198 at Ciao Bello (3829 N Southport Ave, 773-388-2201); belt, shoes, model’s own.
Bank of America Chicago Marathon Grant Park, 300 S Columbus Dr at Jackson Dr. El: Red, Blue to Jackson; Orange, Brown, Green, Pink, Purple (rush hrs) to Adams. Bus: 1, 3, 4 (24hrs), 6, 7, 14, 26, 28, 126, 145. Sat 12, 8am.
Read "Runner rubdowns" for tips on how to reward your body after the marathon, "Goodie bag" for ways to treat your favorite runners, "Wear it's at" for the best marathon gear, "What do you want, a medal" to know how to display your race loot and "Body of evidence" to find out what really happens to your body over 26.2 miles.