Headwear

Keep your head and ears toasty when the temperature drops. With a wind-resistant P.R.O. Barrier fabric front panel for added protection, thermal moisture-wicking sides, plus an ergonomically contoured cut, this cool weather headband fits comfortably under your helmet, even allowing for a ponytail.

A snug and streamlined full head cover with a wind-resistant front panel to keep you cozy in the thick of winter. Precisely tailored to fit under a helmet, the Barrier Skull Cap's mildly scalloped back prevents fabric bunching while in the cycling position. P.R.O. Thermal Dry fabric provides quick-drying warmth, reflective elements enhance safety, and an otherwise hidden rear port opens as needed to accommodate a ponytail.

Perfect for cool weather rides when you want a touch of extra warmth, this headband's ergonomic design tucks easily under your helmet without any bulk. P.R.O. Thermal Dry fabric keeps you cozy and dry, reflective elements improve low-light visibility, and a ponytail port allows for a comfortable fit with longer hair.

Cycling caps are the best choice for versatile all weather protection from sun, wind and rain, all with a dash of style. Pearl Izumi's technical design delivers the added benefit of moisture management to keep your head comfortably dry.

Redesigned this year to absorb even more sweat, this headband is a miracle in high-effort hot weather situations. - P.R.O. Transfer fabric provides optimal moisture transfer, dry time and odor absorption - BioViz reflective elements for low-light visibility - Outside: 70% polyester 27% polyester 3% elastane - Inside: 65% polyester 23% polyester 12% elastane

Ditch that odd-ball head tan! This UPF 50 cap is made from lightweight Transfer fabric for optimal breathability and sweat absorption. Minimal silicone grippers give it that barely there feeling that is critical for a comfortable under-your-helmet fit. - P.R.O. Transfer fabric provides optimal moisture transfer, dry time and odor absorption - Provides UPF 50+ sun protection         - Lightweight elastic band for secure fit - Anatomic paneling for a performance fit - 93% polyester  7% elastane

Vented side panels and a breezy, breathable cape make the Equinox Cape Cap an easy choice for long, exposed days in the sun. Featured in Backpacker Magazine’s 2021 Gear Guide among top trail-tested products, this cap borrows its removable cape concept from the ever-popular Sun Runner. When attached, the cape provides full coverage for your ears, back of neck, and sides of your face with UPF 50+ sun protection. When not needed, the cape easily detaches. Sharing our best-selling Equinox fabric, the Equinox Cape Cap is just as weather resistant, lightweight, and quick drying as the rest of the Equinox collection.

Full brim sun hat for backpackers and thru-hikers, with ventilating side panels and a hinge that prevents tall backpacks from pushing the hat off and exposing back of neck. FABRIC: bluesign® approved 95% nylon66, 5% spandex

The broad-brimmed Helios Sun Hat protects from intense sun with a UPF 50+ rating. The headband moves moisture away from your brow, and the brim offers an oasis of shade. The drawcord adjustment keeps it snug on long trails.

Expanding on the best-selling durable lightweight collection, the Helium Wind Cap rounds out its category as minimalist cap reinforced with Diamond Fuse technology. This piece is perfect for the ounce-counting ultra runner who needs a hat that will dry on the move, and stuffs away small. It's even designed to crush down to the size of the pocket in its cousin product - the Helium Wind Hoodie. Two other favorite features include a 360-degree sweatband made with self-cooling ActiveIce™ technology, and a rear shock cord that can be adjusted for size with a single hand on the run.

For long journeys through the sun and heat, you'll want the Nomad Sun Hat. Combining the very best in wide brimmed sun protection, and breathable mesh panels, the Nomad is the easiest way to let heat vent off your head without sacrificing style. The crown and brim maintain a UPF 50+ rating for the very best UV protection, while a TransAction™ headband wicks sweat before it has a chance to disrupt your focus.

Function lies at the heart of this street-styled cap. It shields you from the sun with UPF 50+ protection, keeps your brow dry with the TransAction™ headband, and stores away in your pocket with the help of the folding brim. Multiple sizes are offered to help find the perfect fit.

Everything you rely on from the Seattle Sombrero and Seattle Cape Hat, reimagined into a ball cap style. This GORE-TEX hard shell ball cap offers ultimate waterproof protection, and a TransAction™ headband wicks perspiration away from your forehead. Tested in, and named after, one of the rainiest cities that Outdoor Research calls home, you can trust the Seattle Rain Cap to stand up to the rigors of wet, wet weather.

Keep your head and face protected when you’re on the water or out on a summer hike. UPF 50+ fabric shields you from intense sun, while strategically placed vents and wicking fabric in the crown keep you cool and dry. Piping along the brim offers wind resistance when the breeze picks up.

The shorter brim on the Sun Bucket offers UPF 50+ sun protection and remains stable in windy conditions. The drawcord adjustment and removable chin cord keep it comfortably snug when the wind picks up.

Classic training cap that wicks sweat, vents heat, and protects critical areas with UPF 50+ sun protection OR's most popular training hat, the Swift Cap has UPF 50+ sun protection on the crown of your head, and a full mesh liner for superior ventilation in warm weather. The shaped brim and nylon panels offer serious protection from the sun, and its low profile fits nicely under a helmet.

The durable Cordura blend Wadi Rum fabric of our favorite climbing pants reimagined into a bucket hat that's lightweight, breathable, and protects your head with UPF 50+ sun protection. The Wadi Rum Bucket has a smaller brim that shades your face and ears, with sewn eyelets and a reflective chin cord to add a dash of style to function.

Highly breathable, lightweight, low profile, stretch waterproof cap with reflective detailing, perfect when additional weather protection is required whilst moving fast on the trails and in the mountains.

KÜHL’s one size fits all RENEGADE™ HAT features a multi-panel, anatomically correct, design that conforms to your head for superior comfort while the convenient one-handed adjustment strap delivers a customized fit. Our tough, quick-dry, stretch fabric paired with a durable water-resistant finish protect you from the elements. Superior sun protection (UPF 50) and low-profile aesthetics.

A classic ballcap made with a blend of merino wool and bio-based polyester, the icebreaker Logo Hat is as comfortable as it gets.

A sleek and comfortable merino wool ballcap, the icebreaker Patch Hat is an everyday hat with the breathable and odor-resistant performance of merino.

-Grip Technology keeps it in place during any activity -Pullover design is very comfortable -Headband is 4" wide in front and will not lose shape, form or stretch out -Dryline fabric absorbs sweat, wicks moisture and dries quickly -Works great under helmets -One year warranty against manufacturer defects -Made in USA

- Patented Halo Sweat Block Seal channels Sweat away from eyes and face - Dryline fabric absorbs Sweat - one size fits all - Made in the U.S.A.

- For maximum sweat absorption and sun protection - Micro mesh top allows heat to escape - One size, works great under helmets

- Adjustable velcro closure lets you adjust fit - Patented Halo Sweat Block Seal channels sweat away from eyes and face - Dryline fabric absorbs sweat - One size fits all

GORE-TEX SHAKEDRY road cycling cap with a shield that can be flipped up. Worn under any helmet it offers a perfect fit and protection from rain. Worn without a helmet, it shows a large reflective band over the head.

Pro Hypervent Cap is a highly ventilating pro-grade running cap with mesh at top and sides for exceptional cooling and curved peak for optimal sun protection. Elastic draw cord at back ensures a personal fit.

360 degrees of performance and protection. we took bucket hat coverage, added all the features that made the GOCap your favourite cap and birthed the world’s best sunny day runday hat. the BKTHat – Standard Large – shadowcast edition has +50 UPF protection on the brim and body and heat dumping COOLwick mesh on the top and sides because running in the sun is hot.

Keepsakes. reminders of the work put in and the work to come. every world wide movement edition in our W.W.M. collection is designed to represent the cities and the diverse run communities that show up and give energy to each of this world wide movements great race cities. This is the GOCap Boston.

A keepsake for those of you dedicated enough to show up in the hub of the running universe on race day. More than a cap, we hope you’ll use it as an inspiration, the last piece you put on before your rainy training days to get you out the door, and then again on race day as a reminder of all the work put in to get you to the start in Hopkinton. Built for Boston and everything the universe has in store for you on September 14th 2020.