Castelli Pro Mesh 2.0 Base Layer - Black - S

The Pro Mesh 2.0 Base Layer is the second iteration of Castelli's high-performance base layer, eng...

Best current price£39.95from Merlin Cycles

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2 offers from £39.95 - £55.00

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Merlin CyclesCastelli Black Pro Mesh 2.0 Base Layer - Ss26 - / Small
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£39.95
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365Rider ESCastelli Pro Mesh 2.0 Base Layer Short Sleeve Black, Size S
£2.99 delivery
£55.00
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Product Information

Full details

The Castelli Pro Mesh 2.0 Base Layer is designed for adult cyclists who demand professional-grade moisture management during rides in mild to warm conditions. It excels at maintaining skin dryness through its advanced 3D mesh architecture, though its thin material makes it unsuitable for insulation in freezing winter temperatures.

All features

Age Groupadult
ColourBlack
SizeS
Model Part NumberCS230220102
BrandCastelli

Extended Product Information

FAQs

What is the ideal temperature range for this base layer?

It is optimized for temperatures between 15°C and 28°C.

Can I wear this under a winter jacket?

While you can, it is designed for warm weather moisture management rather than thermal warmth. It will not provide significant insulation.

Does this base layer fit true to size?

Yes, it is designed with a race-oriented, anatomical fit. If you prefer a looser feel, some users choose to size up.

Is the material see-through?

Yes, due to the 3D mesh construction, the fabric is intentionally sheer to facilitate maximum airflow.

How should I wash it?

Machine wash at 30°C on a delicate cycle, ideally inside a laundry bag. Do not use bleach or fabric softener.

Is this suitable for indoor cycling trainers?

It is excellent for indoor training, as it helps manage sweat significantly better than a standard cotton T-shirt.

Troubleshooting

Base layer feels damp after a short ride

Ensure your outer cycling jersey is also a technical, breathable fabric; a non-wicking jersey will trap moisture inside the base layer.

Fabric threads have started to pull

Avoid contact with sharp objects and ensure the base layer is washed in a laundry mesh bag to prevent it from catching on other clothing hardware.

Pros and Cons

Pros

  • Exceptional breathability during high-intensity efforts
  • Flat hem prevents bunching under bib shorts
  • Extremely lightweight construction
  • Dries rapidly after heavy perspiration

Cons

  • Not intended for cold-weather thermal insulation
  • Open mesh design requires careful handling to avoid snagging
  • Transparent appearance may not suit all user preferences

Setup, Compatibility & Care

To ensure the longevity of your Castelli base layer, always machine wash on a delicate cycle at 30°C. Avoid using fabric softeners or heavy detergents, as these can clog the mesh pores and impede moisture transport. Air drying is highly recommended over tumble drying to preserve the elasticity of the synthetic fibers. Due to the fine mesh structure, it is advisable to wash the garment in a laundry net if your washer has aggressive agitators. When putting it on, treat it similarly to delicate hosiery to avoid snagging the weave with jewelry or zippers.

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