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Challenge  |  SKU: 80021  |  Barcode:

Challenge Seamless Latex Inner Tube 700x33-42 - 48 mm

Sale price €10,90 Regular price €13,50 -19%
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Product details

Challenge Seamless Latex Inner Tube 700x33-42: seamless performance

The latex inner tube by Challenge represents the most advanced innovation in the field of bicycle inner tubes. Made with seamless one-piece technology, it delivers a smooth and balanced ride by completely eliminating the folds and bumps typical of traditional tubes. The natural latex is significantly lighter, thinner, and more flexible than butyl, ensuring superior comfort while riding. The seamless construction greatly reduces rolling resistance, improving energy efficiency and helping prevent sudden flats. The Presta valve with removable core ensures compatibility with both inline and external extenders, offering maximum versatility of use.

Technical advantages and structural reliability

The elastic and durable structure of this latex inner tube guarantees exceptional reliability even under intensive use. The natural material provides superior puncture resistance compared to standard butyl tubes, protecting against unexpected issues during long rides. Thanks to the lower density of latex, the tube weighs significantly less than even many super-light butyl tubes, helping reduce the overall weight of the road bike. The smooth inner surface completely eliminates friction points that cause dynamic wheel imbalance, improving stability and handling. Each tube is tested to ensure consistent performance and long-lasting durability.

Size compatibility and improved cycling performance

Specifically designed for 700c rims with a width of 33-42 mm, this road bike inner tube fits modern medium and wide tires perfectly. The precise dimensions ensure an optimal fit with the rims, guaranteeing even pressure distribution and maximum rolling resistance efficiency. Investing in this quality inner tube is the most cost-effective way to significantly enhance overall bike performance. Combining light weight, natural elasticity, and flawless construction, the Challenge tube offers the best cost-to-benefit ratio for riders seeking a noticeable improvement in everyday riding experience.

Technical features

  • One-piece construction with no seams, the only one on the market in natural latex.
  • Smooth inner surface that eliminates valve vibrations and impacts.
  • Superior natural elasticity, reducing the risk of sudden flats.
  • Reduced weight compared to standard butyl and super-light butyl tubes.
  • Improved puncture resistance thanks to the density of the natural material.
  • Presta valve with removable core for inline and external extenders.
  • Size: 700c compatible with tires 33-42 mm wide.
  • Natural latex material for maximum comfort and flexibility.
  • Perfect dynamic wheel balance with no eccentricity.
  • Universal compatibility with standard 700c rims on the market.

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Shipping and delivery times

Orders are usually shipped within 24-72 hours (1-3 days) from payment receipt. Some items may have longer shipping times (5-7 days). The specific shipping times are indicated on each product page.

FREE SHIPPING (bikes excluded) from

€ 79.00 Italy
€ 129.00 Europe, Principality of Monaco, and San Marino
€ 249.00 Australia, Canada, Japan, Switzerland, Norway

Shipping costs start from

€ 6.50 STANDARD SHIPPING in Italy with express courier

Shipping times and costs may vary depending on the delivery country, chosen service, and weight.

Shipping with InPost service

€ 5.00 Italy
€ 12.00 France, Benelux, Spain, Portugal, Poland

Bicycle shipping

Shipping costs for all bicycles are fixed as follows.

€ 39.00 Italy
€ 49.00 Europe
€ 69.00 Rest of the world

Non-EU shipping

Local VAT and any customs duties for shipments of goods to customers outside the European Union (non-EU) will be charged to the recipient and requested by the courier at the time of delivery. If the delivery is not made due to refusal to pay the customs duties (local VAT and any applicable tariffs) requested by the importing country, all costs incurred by us for the return of the goods will be deducted from the refund.

In-store pickup

All online-ordered items can be picked up at the All4cycling store in the province of Varese, Via Gianfranco Miglio 2, 21045 Gazzada Schianno (VA).

For further details, we invite you to review the terms and conditions and the privacy policy.

Returns and refunds

  • You can request a return within 60 days of delivery.
  • Start your request from the Returns and Order Cancellations page by entering your order number.
  • Within the first 14 days, you may try the product as necessary to check its features and fit.
  • From day 15 to day 60, the product must be unused, intact and complete with original packaging, labels and accessories.
  • Use beyond what is necessary may result in a reduction of the refund based on the loss in value of the product.
  • The refund is issued, after the returned item has been checked, using the same payment method used for the order.
  • If you paid by cash on delivery, please provide a valid IBAN in the return request notes.
  • Direct exchanges for size, colour or model are not available: return the item and place a new order.
  • For incorrect, damaged or defective products, please contact Customer Service before making the return.

FOR A SAFE RETURN

  • Use suitable packaging to protect the product during transport.
  • Place the product's original packaging inside an outer shipping package.
  • Do not apply adhesive tape, shipping labels or writing directly to the original packaging.
  • Return all accessories, manuals, components and any complimentary items received.
  • Do not remove tags, labels or seals unless necessary to inspect the product.
  • When trying on clothing that you may return, avoid perfume, deodorant or any use that may leave odours or marks.
  • Use a trackable shipping service and keep the shipping receipt until the return has been completed.

For full conditions, exclusions and return procedures, please see our Returns and Refunds Policy.

RETURN SHIPPING COSTS

Italy FREE return at Poste Italiane post offices and collection points, following the instructions provided
Germany & Austria Fixed cost €6.90 with DHL, deducted from the refund
Spain & France Fixed cost €9.90 with DHL, deducted from the refund
Switzerland & Liechtenstein Fixed cost €12.00 with Swiss Post, deducted from the refund
Other Countries Variable cost depending on the carrier selected, fully payable by the customer

The costs shown apply to returns made due to a change of mind. If the product is incorrect, damaged or not as described due to a cause attributable to All4cycling, the necessary return shipping costs will not be charged to the customer.