UltraFlask™ Speed 500 ML Soft Flask

Optimal running hydration, soft bottle design fits in vest and pack pockets with the added feature of the SpeedFill™ cap.
Part of our ultra-light series, the 500 ml is so light, you might forget you brought it. Weighing in at just over an ounce, it’s optimal hydration, no matter what kind of runner you are. Its pliable material conforms to most pockets, it shrinks as you drink to minimize water movement and it can be used with or without the tube. Topped with a new feature, the SpeedFill™ cap, makes aid station refills a breeze. Ultra light weight, ultra useful
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. 

UltraFlask™ Speed 500 ML Soft Flask

Montane Ultraflask Hydration Soft Flask 500mL/Speed Water Bottle, 運動產品, 行山及露營- Carousell

Designed for the minimalist runner, the SkyFlask Speed features an adjustable hand strap and innovative, padded thumb loop to hold the flask securely

SkyFlask™ Speed 500ml

SOFT FLASK 500 ML / 17 FL OZ WITH STRAW / ULTRA 100K + SERIES – WEIS USA / AMÉRICA

Ultraspire introduces yet another milestone in hydration history! the ultraflask 550 hybrid bottle has all the benefits of a softflask but with the conveniences of a hard bottle. The bottle is designed to sit as close to the body as possible to minimize movement when full. the soft-body shape helps with rapid access comfort and squeeze. the large cap opening easily fits ice cubes and is covered by a high flow push/pull valve. Made in the usa.

Ultraspire - Ultraflask 550 Blue

Part of our ultra-light series, the 500 ml is so light, you might forget you brought it. Weighing in at just over an ounce, it's optimal hydration, no matter what kind of runner you are. Its pliable material conforms to most pockets, it shrinks as you drink to minimize water movement and it can be used with or without the tube. Ultra light weight, ultra useful.

Hydrapak Ultraflask Speed 500 ml Malibu Blue

Hydrapak Ultraflask Speed 600ml Softflask Blue

Built to fit wide and short vest and pack pockets, our UltraFlask™ WMX 500ml features a 3D welded bottom to create a shorter flask and stronger weld.

UltraFlask™ WMX - 500ml

The UltraFlask™ is an ideal compliment to the running hydration packs. You can quickly stash the flask in your pockets for access on the go.

Ultraflask, 500ml soft flask, 17 oz, by Orange Mud

SOFT FLASK 500 ML / 17 FL OZ WITH STRAW / ULTRA 100K + SERIES – WEIS USA / AMÉRICA

Montane Ultraflask Hydration Soft Flask 500mL / Speed Water Bottle, 運動產品, 行山及露營- Carousell

Fill. Drink. Pack. Repeat. With durable construction and minimal design for easy packing, the flexible Stow 500ml helps make all your adventures the best they can be. Add the spill-proof nozzle for easy drinking, bail handle for comfortable carrying and attachment, and a weight 80% lighter than most hard bottles, and you've got a winner every time.

Hydrapak Stow Flexible Bottle, 500 ml

Isobound Insulated Flask The UltraFlask IT 500ml features engineered IsoBound™ insulation technology which prevents heat transfer and keeps fluids at

HydraPak UltraFlask™ IT 500 ML