Boss Flex Tectonic 3-Pack
A sport bra built from recycled fabric, with Power Mesh compression and sweat-wicking performance — for running, HIIT, and any athletic activity where you need support without restriction.
- Power Mesh compression panels — targeted support where you need it; breathable and cooling
- Recycled poly fabric — lightweight, sweat-wicking, quick-dry active knit
- No underwire, no cups — structure comes from compression, not rigid hardware
- Anti-chafe internal seam construction — nothing rubs against skin during movement
- Sweat-wicking and quick-dry — pulls moisture away from skin during cardio
- Breathable mesh panels — ventilation where you run hottest
- Supportive without restrictive — medium compression; comfortable for running and daily wear
- Matching Flex underwear available — complete active set
95% modal, 5% spandex
Our bestselling core LENZING® modal is pure comfort in sustainable, moisture-wicking fabric. Twice as soft as cotton, modal is light, breathable, and conforms to your body for a perfect fit. OEKO-TEX certified.
Waistband: Jacquard 64% Nylon, 27% Polyester, 9% Spandex Gusset Lining: 93% Organic Cotton, 7% Spandex Waistband: Jacquard 64% Nylon, 27% Polyester, 9% Spandex Gusset: Top layer 100% Polyester, Inner layer 92% Polyester, 8% elastane with a polyurethane coating Machine washable, just throw in with like colors. Line dry recommended. Softness Weight Stretch Breathability Softness Weight Stretch Breathability95% modal, 5% spandex
Our bestselling core LENZING® modal is pure comfort in sustainable, moisture-wicking fabric. Twice as soft as cotton, modal is light, breathable, and conforms to your body for a perfect fit. OEKO-TEX certified.
Waistband: Jacquard 64% Nylon, 27% Polyester, 9% Spandex Gusset Lining: 93% Organic Cotton, 7% Spandex Waistband: Jacquard 64% Nylon, 27% Polyester, 9% Spandex Gusset: Top layer 100% Polyester, Inner layer 92% Polyester, 8% elastane with a polyurethane coating Machine washable, just throw in with like colors. Line dry recommended.Machine wash cold
tumble dry low
OEKO-TEX® Certified
- True to size
- Designed for a close fit
- See our size guide here
Enhanced support
Signature no-dig waistband
Breathable
OEKO-TEX® Certified
Boss Flex is designed for your movement. Featuring Power Mesh for compression comfort and lightweight, sweat-wicking recycled fabric, this sport bra is perfect for athletes.
• Sport bra made with recycled material
• Perfect for any athletic activity
• Sweat-wicking, sleek and smooth active knit fabric
• Maximum comfort. No cups or underwire
• Tag-free care label on back
• No chafing or visible seams at neck and arm openings
• Woven jacquard elastic underband
• Classic racerback style with scooped neckline
• Reflective logo on front
Your everyday bra, offering medium-level support with a triple layer front. Perfect for activities like yoga, hiking, barre, traveling, gardening, stretching, and running errands.
- New Comfort Mesh technology keeps you covered and lifted
- Maximum comfort. No cups or underwire.
- Tag-free care label on back.
- Smooth finish. No chafing or visible seams at neck and arm openings.
- Woven jacquard elastic underband holds shape and color
- Classic racerback style with scooped neckline
