Additional perforations around the knees help keep things cool

DuoMax medial post provides lightweight support for the overpronator

flexible shell fabric

Weight 286g

Built to withstand the unexpected terrain of a cross country course

Nathan Hydration Bladder 1.5 Litre Size:1.5 Litre Additional perforations around the kneesThe Nathan Sports Hydration Bladder is a quality hydration bladder from a reputable and popular brand. This hydration sleeve features: Large opening for easy filling, emptying, cleaning, and adding hydration mixes High flow bite valve allows you to take proper mouthfuls of water without any effort Quick release hoses for convenient cleaning, so you're ready for another day hitting the pavement tomorrow BPA free materials fully safe and non toxic