Trekking Water Bladder MT500 3 L - blue


Our team of enthusiasts have designed this water bladder so that you can drink easily when adventuring.

A flexible, practical, low-cost water pouch for hydration.



Home delivery or Click & Collect
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Product benefits

Ease of use

Mouthpiece with on/off switch, large opening for easy filling.

Easy maintenance

Sliding ruler top to fully open bladder and facilitate cleaning.


3 litres, suitable for multi-day treks and long hikes.

Technical information

Directions for use

Use water at temperatures between -20°C and +40°C. Do not use: alcohol, fats (dairy products, oils...). At temperatures below 0°C, blow into the straw after use to remove water and reduce the risk of ice in straw and cap.
If the sound of the water in your bag bothers you, simply empty the air contained in your water pouch by turning it and then directing the air bubbles to the tube while suctioning them.


Removable sliding ruler top to fully open bladder and facilitate cleaning.
Sliding seal has hooks so you can hang water pouch in compatible bags.
Mouthpiece with an open/closed position (operated by turning the grey part of the mouthpiece) which allows you to avoid accidental spillages during the hike. To drink you need to place the mouthpiece in the “on” position then suck, pulling on the mouthpiece with the mouth.

Care tips

Clean the bladder and pipette after each use with standard dishwashing liquid. You can use B-TWIN brush + drying hanger kit (code: 631585) particularly if you've had a sugary drink. Do not leave drink in water bladder for longer than 24 hours. Do not put in the dishwasher or microwave.

First use

Rinse the entire product 3 times with clear water before using for the first time.

Materials and regulations

Our products and materials meet the food contact standards in force. They do not contain Bisphenol A (BPA) in accordance with the French regulations in force.

Weight and dimensions

Volume: 3 litres
Size: 21 cm x 41 cm, pipe 100cm
Weight : 119 grams
Available in: 1 L / 2 L / 3L


2 years


0.119 kg

Product concept & technology

Product Composition

Film 70% Ethylene Vinyl Acetate, 30% Polyethylene Cable 100% Thermoplastic Polyurethane Handle 100% Acrylonitrile Butadiene Styrene Sliding bar 60% Ethylene Vinyl Acetate, 40% Polyethylene Film/Tube connector 60% Ethylene Vinyl Acetate, 40% Polyethylene Tube/Valve connector 100% Polypropylene On/Off system 100% Polyethylene Teat 100% Silicon


Wash and dry before storing away. Store in a clean, dry place. You can also store your water pouch in the freezer to prevent mould growth.

User Directions

No alcohol, fats, microwave, dishwasher, water >40°C

Customer reviews