Castelli Core Seamless Base Layer SS

XXL
3Ratings
BrandMore from Castelli
Delivered between 5.1.2026 and 10.1.2026
free shipping

Colour2

Size3

Product details

Seamlessly crafted for added comfort and surprisingly warm for its weight: this baselayer is ideal for cool conditions and offers excellent moisture management.

Technical specifications:

  • 84% polyester / 16% polypropylene yarns feel soft and warm, providing good moisture transport and an exceptional stretch fit.
  • The seamless construction delivers an extra dose of wearing comfort.
  • Lighter material on the sides and back.
  • Wide collar opening – fits well under a low-cut jersey collar.

Key specifications

Clothing size
XXL
Target group
Men
Sleeve length
Short-sleeved
Material composition
16% Polypropylene, 84% polyester
Item number
18957143

General information

Manufacturer
Castelli
Category
Functional undershirts
Release date
11.2.2022

Colour

Colour
White
Exact colour description
White

Material

Upper
Polyester
Material composition
16% Polypropylene, 84% polyester

Target group

Target group
Men
Age group
Adults

Clothing properties

Clothing size
XXL
Sleeve length
Short-sleeved
Collar shape
Round neck
Sport
Bike
Fabric properties
Moisture wicking, Temperature regulating
Fit
Slim fit

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Multipack
Single pack

Product dimensions

Weight
151 g

Package dimensions

Length
19 cm
Width
9 cm
Height
6 cm
Weight
126 g

30-day right of return and free return shipment
24 Months Warranty (Bring-in)
1 additional offer

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Functional undershirts» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.Castelli
    0 %
  • 1.Craft
    0 %
  • 1.Devold
    0 %
  • 1.Dynafit
    0 %
  • 1.Forclaz
    0 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Castelli
    Not enough data
  • Craft
    Not enough data
  • Devold
    Not enough data
  • Dynafit
    Not enough data
  • Forclaz
    Not enough data

Unfortunately, we don't have enough data for this category yet.

Return rate

How often is a product of this brand in the «Functional undershirts» category returned?

Source: Digitec Galaxus
  • 14.Normani
    9.2 %
  • 15.GripGrab
    9.6 %
  • 16.Castelli
    9.8 %
  • 17.Rukka
    10 %
  • 17.Smartwool
    10 %
Source: Digitec Galaxus