ULTRASPIRE Ultra Spire Soft Frusk 500ml


Bite valve type silicon soft flask
Cap size 42mm for HYDRAPAK and the same size as other brands NATHAN and Ultimate Direction.
Katadyn Befrey 0.6 / 1.0L is the same and can be installed.

● BPA -free material, pvc -free material.
● Simple plug-n-play ™ tube attachment.

Capacity: 500ml
Weight: 36g

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