Halfdays

Halfdays

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Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Halfdays, Sportswear Store, Denver, CO.

Own the Mountain
Olympian-founded and designed in Colorado, Halfdays is mountain-ready performance fashion with a mission to introduce more women to the outdoors.

Photos from Halfdays's post 08/28/2026

We don’t do subtle.

Shop fall faves in Rouge at halfdays.com.

Photos from Halfdays's post 08/27/2026

Running around New York. We loved seeing you at our Williamsburg Pop-Up.

We’re here through September 4th. Stop by, say hey, and shop Fall layers, activewear sets, and select ski styles.

📌 107 N 3rd Street, Brooklyn

Photos from Halfdays's post 08/26/2026

Better plans, elsewhere.

Emi Matsushima wears the Julie Flare Legging, Kara Bra, and Nellie Packable Puffer Jacket.

Photos from Halfdays's post 08/25/2026

GIVEAWAY: Your trail setup is on us. We teamed up with Salomon Running to give one lucky winner a head-to-toe setup for getting out of town and hitting the trail.

THE GOODS
• A head-to-toe Halfdays activewear set of your choice from the Joan, Kara, or Hattie Collection + Trail Socks and a Scrunchies 3-Pack
• Salomon Running ADV Skin hydration vest
• Salomon Running GENESIS 2 trail running shoes

TO ENTER
• Follow Halfdays and Salomon Running
• Like this post
• Tag the friend you’d hit the trail with
• Bonus: Join the Halfdays HQ Broadcast Channel via the link in our bio

Giveaway closes August 28 at 10 AM MT. One winner will be selected at random from eligible entries and contacted only by Halfdays via Instagram DM.

08/23/2026

Fleece, with benefits.

Meet the Rebecca Half Zip: our breathable, thermal-regulating grid fleece built for high-output days.

Photos from Halfdays's post 08/23/2026

Fleece, with benefits.

Meet the Rebecca Half Zip: our breathable, thermal-regulating grid fleece built for high-output days.

Photos from Halfdays's post 08/21/2026

The overachiever of light layers.

Meet the Claude Vest: our lightweight, packable trail puffer vest, available at halfdays.com.

Photos from Halfdays's post 08/19/2026

A look behind the shades we’ve been living in.

Photos from Halfdays's post 08/14/2026

Track-inspired. Mountain-ready.

Shop the Irene Pant at halfdays.com.

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Denver, CO