Core Seamless Short Sleeve Base Layer
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Price history
Tracked since 24th Jul 2026One listing shows a ‘was’ price of £70.00. In 104 days of tracking, the highest price we've recorded for this product is £64.99, so check any advertised saving against the price history above. How to spot a fake RRP →
About this product
The Castelli Core Seamless Short Sleeve Base Layer is stocked by 1 shop we compare on Shopperazzi. Listed prices start at £56.00.
Stay completely focused when riding in cool conditions. The Core Seamless Base Layer in Short Sleeves has a totally seamless design so there is no niggling discomforts even under race-fit, aero jerseys.The base layer is made from a mix of polyester and polypropylene to create an exceptionally stretchy fit so your freedom of movement is unencumbered. The blend of yarns is also soft to the touch, warm, and high wicking for when the tempo increases and your body is working harder. Light weight sections on the side and back reduce bulk where you don’t need quite so much insulation and help give the base layer its almost unnoticeable feel when you’ve got it on. A wide neck sits easily under short-collared jerseys. Key Features: 84% polyester/16% polypropylene yarns provide softness, warmth, wicking, and exceptional stretch fitSeamless construction means extra comfortLighter weight on side and backWide neck opening to fit under short-collared jerseys8˚ – 20˚C / 46˚ – 68˚FWeight: 151g (Large)
Product details
- Brand
- Castelli
- Model
- Core Seamless Short Sleeve Base Layer
- MPN
- CS2057500111
- GTIN
- 08050949228890
- Condition
- new
- Category
- Sportswear & Swimwear



















