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Core Racerback Bra

Core Racerback Bra

$48.00 USD

The Core Racerback Bra. Made from Lenzing™ Modal, a plant-based fabric that is soft and breathable. With removable padding and our most supportive fit, the racerback design keeps everything in place—whether you’re lifting, running, or moving all day.

ColorNoir
Size

ALL CORE ITEMS SHIP WITHIN 48 HOURS

FREE SHIPPING ON ORDERS $150+ USD

FABRIC INFO

Core — 92% Lenzing™ Modal, 8% Elastane.

Lenzing™ Modal is a plant-based fabric made from renewable wood pulp. A certified non-toxic alternative to polyester and nylon, it delivers natural softness and breathability—without the compromise.

SHIPPING & RETURNS

We don’t believe in keeping you waiting. Every order leaves our warehouse within 48 hours, so your pieces are on their way almost as soon as you click “checkout.”

We want you to love what you ordered. If it’s not the perfect fit, our 14-day worry-free returns make it easy to send items back at no cost to you.

CARE INSTRUCTIONS

Machine wash cold on a gentle cycle. Do not bleach. Low iron if needed, and air drying is recommended.

Wear it with...

MATERIAL

CLEAN MATERIALS, CLEAR CONSCIENCE: PLANT-BASED FIBERS THAT ARE TRACEABLE, SUSTAINABLE, AND FREE FROM THE THOUSANDS OF CHEMICALS HIDING IN SYNTHETIC FABRICS.

Core - Lenzing Modal

This fiber is made from beech wood — a renewable raw material carefully sourced from responsibly managed forests. For every tree used, growth is balanced with regeneration to ensure this valuable resource remains for the future.


Better for body

Your skin is your body's largest organ, and it deserves better than synthetic fabrics loaded with harsh chemicals and toxins. Polyester and nylon contain thousands of chemicals that can cause skin irritation, hormone disruption, and allergic reactions while trapping heat and bacteria that lead to breakouts and persistent odors.

At Glas Active, our fabrics are rigorously tested and naturally free from these harmful substances. Instead, you get plant-based fibers that are naturally breathable and hypoallergenic, designed to work with your body rather than against it.

better for planet

Traditional activewear relies on petroleum-based synthetic fibers that shed microplastics with every wash, polluting waterways and harming marine life.

Glas Active takes a different path with plant-based fibers that are renewable, biodegradable, and produced using sustainable practices that require less water and energy, plus non-toxic dyes and small-batch production to minimize waste.

OUR MATERIALS

The new standard in activewear: plant-based farbics, non-toxic dyes, and skin-safe performance you can trust.

ABOUT US

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