best sellers

most wanted pieces

new arrivals

Check out our new items

Designed to Stand Out.

Every piece in our lineup is built for movement, intensity, and style. From UV-protective layers to grind-ready tees and statement hoodies — Phase Core products are made to match your pace and elevate your game. This isn’t just gear — it’s performance in motion.

order now

Starts Here.

Train Fast. Look Sharp.

BUILD FOR SPEED. 

Worn with Purpose.

Every piece blends high-performance function with clean, athletic style. Whether you're chasing PRs, coaching future greats, or owning your grind — this is your gear.

Fuel Your Phase

real reviews.

Customer Experiences

Swiper demo

Sprinter

I’ve trained in a lot of gear, but nothing feels as dialed-in as Phase Core. Lightweight, breathable, and built for speed.

— JORDAN M.

Track Coach

Finally, athletic wear that actually keeps up with my pace. Looks clean, performs even better.

— MAYA R

400m Athlete

The fit, the fabric, the energy — everything about this brand screams performance. I wear it on and off the track.

— DARIUS L.

Hurdler

Phase Core just gets it. Functional gear with real athlete mindset behind it. Respect.

— LEO T.

Youth Trainer & Content Creator

I booked a photo session and grabbed a tee — both exceeded expectations. This brand is different.

— RENEE V.

Collegiate Sprinter

From day one, I felt locked in. It’s not just apparel — it’s motivation in fabric form.

— CHRIS N.