The On Ultra Belt 2L is a technical trail running belt engineered for comfort and streamlined performance.

• Color: Black
• Includes 500ml Hydrapak Soft Flask with locking nozzle
• Full-range stretch for unrestricted movement
• Elasticated mesh side pockets for essentials
• Bungee cords for pole attachment
• Front pouch fits phone and other items
• Fully ventilated construction for breathability
• Reflective logo and trims for visibility