ON 5" Core Shorts on run they combine lightweight comfort with

they combine lightweight comfort with full-spectrum UV protection — ideal for road runs

it feels comfortable against your neck and chin

Removable and replaceable smart module + chest strap

protective and cushioned ride

ON 5" Core Shorts on run they combine lightweight comfort withThe ON 5" Core Shorts are lightweight running shorts designed for comfort, mobility, and practical storage on everyday runs. Built with breathable recycled polyester fabric and a supportive inner brief, they provide secure coverage while allowing you to move freely and stay focused on your run. The elastic waistband and adjustable drawcord deliver a personalised fit, while the streamlined design keeps things simple and distraction free. With side