Zefal replacement bladder reservoir. Available in 2 sizes.

• Brand: Zefal
• BPA Free
• Capacity: 1.5L or 3L
• Insulated hose sleeve
• High volume bite valve with dust/dirt cover
• Shut off valve to prevent accidental leakage
• Easy to use Zefal Zip-Fit opening
• Fits most backpacks and bags
• Unfold and unzip to fill and clean easily!