Osprey Seral 4 Hydration Pack - Black - 4L Pack - 1.5L Bladder PLP|Largest Cog float and support

float and support

Removes sweat and moisture while maintaining a consistent temperature

The all-new S4 Caliper features four Machined and Moly-coated aluminium pistons for consistent rollback and easy set-up

10% 350lm 17hrs

Stop/Flow valve

Osprey Seral 4 Hydration Pack - Black - 4L Pack - 1.5L Bladder PLP|Largest Cog float and supportIf you like to carry more gear than you can fit in your pockets but don't like that big sweaty hug feeling that a full pack gives you then the Osprey Seral Lumbar Bottle Pack may be just the thing you've been looking for. This pack includes a 1. 5L hydration reservoir and sits on your hips, leaving your shoulders free to breathe. Who's this item for: Riders that want to carry more gear than they can fit in their pockets but don't want to carry a big