Ultimate Hydration System

  • BPA Free

The Ultimate features all our innovations and experience developing hydration systems including our groundbreaking Widepac™ hydration system with TasteFree™ and GrungeGuard™ low maintenance technology, the UTA - Universal Tube Adapter, the Magnetic Clip and more. Choose the 2L / 70oz or 3L / 100oz depending on your needs.

Ultimate Hydration System - Parts
Care & Use

The Ultimate includes

Widepac™ 2L / 3L

Most innovative, smart and successful design, the Widepac Hydration Reservoir makes filling, cleaning and draining easier than ever, and it's 100% leakproof.

Helix™ Valve

Features a 360 degree cylindrical valve with soft bite which eliminates the need for a specific mouth orientation. The retreat spring sealing mechanism is leak proof even under pressure.

Dirt Shield™

An effective Valve cover that keeps the valve protected and clean when not in use.

QMT Tube

Tube with two quick connect adaptors, one on each side.

UTA - Universal Tube Adapter

A revolutionary solution for refilling your hydration system on the move. The reservoir is filled directly through the drinking tube eliminating the need to remove the hydration pack from the back for refills.

Magnetic Clip

A smart and simple magnetic tube holder clip, easily attachable to shirt, shooulder strap or Molle strap, allowing complete ease of use.

Weave Covered Tube

Insulated UV-Block woven cover. Keeps liquid cool and bacteria-free from the first to the last sip.

Ultimate Main Features

Widepac™ closure (U.S Patent No. 7,648,276,B2)

User-friendly Widepac™ slide closure allows easy filling, cleaning, draining, and ice insertion. Airtight seal.

Glass Like™ Film Technology

A multi-layer Polyethylene film utilizing SOURCE's Glass-Like™ technology, which prevents bio-film build up making the system virtually self-cleaning. SOURCE's Glass-Like™ Film is 2000% smoother than standard TPU films, with virtually no difference from glass itself.

Taste Free™ System

Co-extruded PE film retains pure liquid taste with no plastic flavor. BPA and Phthalate free.

Grunge-Guard™ Technology

Inhibits bacteria growth on the reservoir and drinking tube surfaces for the life of the system. Technology utilized FDA-approved and EPA-registered anti-microbial agent.

Easy Care & Low Maintenance

Glass-Like™ technology combined with Grunge-Guard™ technology represent a new generation in hydration systems, in which cleaning is no longer an issue. Simply refill and drink again and again without special care. Water will remain fresh for days and even weeks.

Specs / Material

  • Triple layer taste and odor free PE film with anti microbial agent
  • Co-extruded tube
  • PP, PE & POM injected plastic parts
  • Silicon mouthpiece
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Write your review

The Gear Nuts

By far the cleanest and most reliable reservoir on the market. We have used and abused the Widepac 3L and it still keeps us hydrated like the first day we got it. Great value and is packed with features. A must have for every adventure!

    • 2L/70oz 2L/70oz
    • 3L/100oz 3L/100oz
    Gear Junkie
    star star star star star
    Source Widepac

    " For the experienced outdoors-person and beginner alike... "
    " The product worked well and held up to abuses..."

    SOURCE Ultimate Review
    Source Ultimate Review

    " It brings exciting new technologies (no plastic taste, guaranteed hygiene) as well as new features..."

    Gear Nuts
    star star star star star
    Source Ultimate Hydration

    " Innovative, full of beneficial cutting-edge technology... "
    " The UTA is rapid refill at it’s finest..."


    " Our tester left water in the Widepac for eight weeks without cleaning and reported no stinky taste or smell."

    Vital MTB
    star star star star star
    Source Widepac Hydration System

    " Filling up Source bladders is easy thanks to the wide opening."
    " The Helix is drip-free, and very easy to drink from. "
    " It is one of the easiest to use thanks to its nearly self-maintaining properties, and it is completely taste-free."