Castelli Pro Thermal 3 Skully Women's Winter Cycling Cap
🔥 Keep the cold at bay on winter rides with the Castelli Pro Thermal 3 Skully, a warm and comfortable cycling cap designed to fit neatly underneath your helmet.
🧣 Warm, soft and stretchy Thermoflex fabric
🪡 Flat seams for enhanced comfort
✨ Reflective details at the rear
⛑️ Designed for comfortable use under your helmet
⚖️ Weight: 39 g
⚫ Black – One Size
Learn more about this product
Castelli Pro Thermal 3 Skully
When temperatures drop, the right accessories can make all the difference. The Castelli Pro Thermal 3 Skully is a winter cycling cap designed to provide warmth and comfort on colder rides, with a low-profile construction made to fit comfortably underneath your helmet. 🔥
Made from Thermoflex fabric, it combines warmth, softness and stretch in a simple, functional design that makes it an essential addition to your winter cycling kit. 🚴
Warm and Stretchy Thermoflex Fabric
The Thermoflex fabric is warm, soft and stretchy, making the Pro Thermal 3 Skully a practical choice for riding in colder conditions. 🧣
Its stretch construction provides a Regular fit, while the streamlined design is made to sit comfortably underneath a cycling helmet without unnecessary bulk.
Flat Seams for Comfort
The flat seams are designed to improve comfort while wearing the cap, helping to minimise bulk and making it more comfortable throughout your ride. 🪡
Reflective Rear Details
The rear features reflective details, adding a functional element to the clean and understated design of the Pro Thermal 3 Skully. ✨
Designed to Wear Under Your Helmet
The Pro Thermal 3 Skully is specifically designed as a winter cycling cap for use underneath your helmet. It is an easy way to add an extra layer of protection against the cold when heading out on your bike during the colder months. ⛑️
At just 39 g, it also keeps weight to a minimum for a lightweight feel while riding.
Key Features
🔥 Warm, soft and stretchy Thermoflex fabric
🧣 Designed for winter cycling
🪡 Flat seams for added comfort
✨ Reflective details at the rear
⛑️ Designed for use under your helmet
⚖️ Lightweight 39 g construction
Technical Specifications
| Brand | Castelli |
| Model | Pro Thermal 3 Skully |
| Product code | 4526581-010 |
| Colour | Black |
| Size | One Size |
| Fit | Regular |
| Weight | 39 g |
| Fabric | Thermoflex |
Care Instructions
To help maintain the fabric's characteristics over time, Castelli recommends following these care instructions:
- Machine wash at 30°C
- Tumble dry on a low/cool setting
- Do not bleach
- Do not iron
- Do not iron prints
- Do not dry clean
- Wash with similar colours
A Winter Essential for Cyclists
Warm, soft, stretchy and lightweight, the Castelli Pro Thermal 3 Skully is a simple but essential addition to your winter cycling kit. A practical layer for keeping your head comfortable when the temperature drops, without compromising your helmet setup. ❄️
Technical data
- Year
- 2026
- Season
- WINTER
- Genre
- Unisex
- ean13
- 8056006717147
- mpn
- 4526581-010-UNI