Osprey Bite Valve Sheath x3 Outdoor Research Additional care instructions:soft brush and

Additional care instructions:soft brush and lukewarm water

this one might just fit the bill

It discreetly secures your personal items and hydration flasks

Osprey’s Hydraulics® Reservoir Cleaning Kit is the only answer

microplastics

Osprey Bite Valve Sheath x3 Outdoor Research Additional care instructions:soft brush and"Quench your thirst for satisfaction with the Osprey Bite Valve Sheath! This valve sheath will protect your bite valve from dirt and unwanted debris. Slip the sheath over the valve and feel the difference it makes no clogs or hissing just smooth, clean hydration! Think of it as a shield for your hydration needs!"