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FEATURES

• Suitable for Various Sizes: Spingo TPU inner tube 700c is compatible with many tire sizes: 23/25/28/30/32c, the sizes of the presta valve are 48mm, 60mm, and 80mm.
• TPU Material: TPU inner tubes are lighter and stronger than butyl rubber and have higher air tightness than latex. With a weight reduction of 70% compared to ordinary butyl rubber inner tube, the use of this TPU ultra-light inner tube can significantly reduce the rotational mass of the vehicle riding, making the ride more flexible.
• Portable: The size of the bicycle inner tube is only 4.45in* 1.38in* 1.18in, which is about 2/3 volume less than the traditional butyl rubber inner tube, reduce the burden on the bicycle, and make the ride lighter.
• Environmental protection: TPU (thermoplastic polyurethane elastomer material) inner tube is made of green and environmentally friendly thermoplastic polyurethane material, which can achieve 100% recyclable.
• Buy with Confidence: After you receive our TPU inner tube, no matter what problems you encounter, you can contact us at the first time, and we will provide technical guidance and after-sales guarantee.

Where do your products come from?
We source inventory through liquidation and wholesale channels, including overstock, closeouts, shelf-pulls, and inspected customer returns from major retailers and distributors.

Why are your prices so much cheaper than retail?
We buy inventory in bulk and price items to move quickly. This reduces overhead and removes typical retail markups.

Are the products authentic?
We focus on legitimate sourcing channels and aim to describe items accurately with clear condition information.

What does “Like New” mean?
Like New items are in excellent condition with little to no signs of use. This can include items that were opened but are still in like-new condition.

Why do some items have different packaging?
Liquidation inventory may include items with opened or replacement packaging. Condition is always shown on the listing.

Do you combine shipping?
Yes—when possible, items may ship together. For the continental U.S. (lower 48 states), the applicable flat-rate or free-shipping rule applies to the combined order. Shipping to Alaska, Hawaii, other U.S. destinations, and international addresses is calculated at checkout based on destination and package details.

Do you offer free shipping?
Yes—orders of $35 or more ship free in the continental U.S. (lower 48 states). Orders under $35 in the continental U.S. ship for a flat rate of $8.99. Shipping to Alaska, Hawaii, other U.S. destinations, and international addresses is calculated at checkout.

How fast do you ship and which carriers do you use?
For calculated destinations, shipping options and timelines are shown at checkout. We typically use major carriers such as USPS, UPS, and FedEx depending on package and destination.

What is your return policy?
Please refer to our Returns Policy page for eligibility and timelines.