UltraFlask™ Speed 600 ML Soft Flask

The UltraFlask Speed 600 ml holds more so you can go run the distance. Its soft material shrinks as you drink to minimize water movement.
Go big. The largest of our ultra-light series, the UltraFlask Speed 600 ml holds more so you can go the distance. Its soft material allows it to fit snugly in most vest pockets and it shrinks as you drink to minimize water movement. Topped with our newest SpeedFill™ cap feature that makes aid station refills a breeze. 
Replacing your bite valve from time to time helps maintain your hydration system. HydraPak's Bite Valve Sheaths provide a soft bite and are made of durable silicone. Perfect for chewers or to keep in your emergency gear kit with your bandaids and duct tape. Fits and replaces all HydraPak bite valves on our Reservoirs, SoftFlasks, and UltraFlasks.  *Please note - Blaster Sheaths DO NOT fit on the new Comet Bite valves and are not compatible with any of the new 2023 reservoirs. Please purchase Comet Bite Valve Sheaths HERE.
When it comes to hydrating equipment, heavy duty use needs heavy duty cleaning. Bottle Bright tablets are readily biodegradable, safe & environmentally friendly, made to keep all your containers clean and operating at optimum performance. Contains 12 tablets. Use one tablet per liter of water. 

ORANGE MUD Soft Flask 600 ML

The UltraFlask™ 600 soft flask is an ideal compliment to your paddles. You can quickly stash the flask in your front chest pocket of your PFD for

Orange Mud - Ultraflask, 600ml soft Flask, 20.3 fl. oz.

HydraPak UltraFlask Speed 500ml 2-Pack (500 ml/17 oz), Malibu Blue & Bite Valve Replacement Sheath - for Hydration Reservoir Soft Flask - 2 Pack, Clear (A181) : Everything Else

RNG SPORT - - ULTRAFLASK SPEED 500/600ML - . ULTRAFLASK

Go big or go home. The largest soft flask in the HydraPak ultralight series at 20 fl. oz., the HydraPak UltraFlask 600 fits snugly in most vest

UltraFlask 600 Water Bottle - 20 fl. oz.

HydraPak SkyFlask IT Speed 500ml - Insulated Collapsible Handheld Running Water Bottle Soft Flask - (500 ml/16 oz) - Adjustable Handstrap With Thumb Loop, Spill-Proof Cap, Silver : Sports & Outdoors

HydraPak UltraFlask IT 500 mL, Water Bottles

Lightweight Soft Bottles, UK

RNG SPORT - - ULTRAFLASK SPEED 500/600ML - . ULTRAFLASK