Remove the limits. The Bold, Brave, Boundless Quarter-Zip from Backbone Series is a technical essential for the athlete who plays without fear. As a centerpiece of the Backbone Series, the vertical text serves as a reminder that your potential is infinite. This quarter-zip offers a non-restrictive fit and breathable construction, keeping you comfortable while you push past your previous best.

With its moisture-wicking and odor-resistant properties, this pullover is the definitive choice for track warm-ups, long-distance runs, or high-intensity drills. The cadet collar and open cuffs offer a streamlined, "zero-distraction" fit, allowing you to focus entirely on the pace. When the clock is running, this is the gear that keeps up. 

Technical Details

• The Fabric: 100% polyester interlock—smooth, sleek, and engineered for high-output movement.

• The Tech: PosiCharge® technology for permanent color vibrance and snag resistance; advanced moisture-wicking and odor control. 

• The Weight: Ultra-lightweight 3.8 oz/yd²—the perfect weight for high-intensity training and layering. 

• The Build: Sporty cadet collar with a color-matching zipper and set-in sleeves for a classic athletic profile.

• The Fit: Regular fit with an open hem and cuffs for relaxed, unrestricted wear.

Size guide

This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!