Ultralight Inner Tube 700×18–28C
The Ultralight Inner Tube 700×18–28C is made for road riders who want to cut weight without taking up extra space in their repair kit. Compared with a standard butyl tube, the TPU body is lighter, folds smaller, and is easier to carry on long rides or daily training.
It fits 700C road tires from 18C to 28C, covering most narrow road bike setups. With a compact packed size, reliable inflation performance, and different valve length options, this tube works well for racing bikes, endurance bikes, bike shops, distributors, and private label cycling brands.
Product Information
| Item | Specification |
|---|---|
| Product Name | Ultralight Inner Tube |
| Tire Size | 700×18–28C |
| ETRTO | 622 |
| Material | TPU |
| Valve Type | Presta / FV |
| Valve Length | FV45 / FV65 / FV85 |
| Weight | 36g |
| Application | Road Bike / Racing Bike / Training Bike |
| Color | Transparent / Red / Pink / Custom |
| Packaging | Custom Box Packaging |

Product Description
Made for 700×18–28C road tires, this TPU inner tube gives road cyclists a lighter and more compact option than traditional butyl tubes.
It is easy to carry as a spare, simple to pack into a saddle bag, and built for reliable performance on daily training rides, long-distance routes, and OEM bike brand projects.
Features
1. Ultralight TPU Construction
Made from lightweight TPU material to reduce wheel weight and improve riding efficiency.
2. Fits 700×18–28C Road Tires
Compatible with narrow road bike tires for racing, training, and performance cycling.
3. Compact Spare Tube Size
Folds much smaller than a standard butyl tube, making it easy to carry during long rides.
4. Stable Air Retention
Engineered for reliable inflation performance during daily road cycling and outdoor rides.
5. OEM & Custom Packaging Available
Suitable for bicycle brands, retailers, distributors, and private label inner tube projects.

Applications
Road Racing
Lightweight tube option for race-day road bike setups.
Daily Training
Reliable replacement tube for regular road cycling and fitness rides.
Spare Tube Carry
Compact folding size makes it ideal as a backup tube for long-distance rides.
Why Choose Our TPU Road Bike Tubes
Our TPU road bike inner tubes are designed for cycling brands, distributors, and wholesale buyers who need lightweight, compact, and customizable tube solutions. We support different tire sizes, valve lengths, colors, and packaging options to meet private label and OEM project requirements.
With flexible customization and stable production support, this 700×18–28C ultralight road bike tube can be used for retail packaging, bike accessory kits, replacement tube programs, or brand-specific product lines.
FAQ
Q1: What tire size does this tube fit?
It fits 700C road bike tires from 18C to 28C, with ETRTO 622 rims.
Q2: Is this tube lighter than a butyl tube?
Yes. TPU tubes are usually much lighter and more compact than traditional butyl inner tubes.
Q3: Can I choose different valve lengths?
Yes. FV45, FV65, and FV85 valve lengths are available for different rim depths.
Q4: Can you make custom packaging?
Yes. We support OEM box design, logo printing, label design, and private label packaging.
Q5: Is this product suitable for wholesale?
Yes. This model is suitable for cycling brands, bike shops, distributors, and OEM projects.
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