<p>Trekmates Soft Feel Tankers constructed from tough polyurethane with large porthole that makes filling and cleaning your Tanker easier than ever. Secure cap prevents leakage and leak-proof bite valve with push pull closure made of medical-grade silicone.</p> <ul class="product_features"> <li>Secure cap to prevent leakage</li> <li>Leak-proof bite valve with push and pull closure</li> <li>Designed to collapse upon itself for a quit tanker with less water movement</li> <li>Drop into your rucksack for a complete hydration solution</li> <li>Weight: 145g (approx)</li> <li> </li> </ul> <p> </p>