The soft 550ml trail-running flask sized to hold exactly one Drink Mix 160 or 320 serving, with a bite-valve closure and wide-mouth fill. 42mm neck aperture wide enough to pour in a full sachet plus water without a funnel. BPA- and PVC-free soft-flask construction.
Bottle
¥ 2,100
The soft 550ml trail-running flask sized to hold exactly one Drink Mix 160 or 320 serving, with a bite-valve closure and wide-mouth fill. 42mm neck aperture wide enough to pour in a full sachet plus water without a funnel. BPA- and PVC-free soft-flask construction.

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Maurten
モルテン ドリンクフラスク