# M BASELAYER LONG SLEEVE

- **Brand:** Atomic
- **Price:** $135.00
- **Catalog:** atomic
- **Retailer:** atomic
- **Product URL:** https://go.cosimo.shop/r/gAAAAABq4OHzy1Zu2ODoz129oVeafQCHnMoy9qQINdxn1UMkMKwfzXO6FMnMNxOHdj5jraa4sLCF_CgL8RZvoGpuzh1CviR8pgHsJvCkR7z7Yc6RFUGSD1wcw_VBZMH8aQecA_N0ZfVFIbYOJEEmZWPvc0qFbv4IbZRS_w2v2uBOMCaxpF617FNJB-6H2-jWOMDBCE4AdXhVydArUT6h88ZpidVjQTo6LqxPIW-khC8eQYvPW2vM1Oy3o4vDVpqhcWzLzmJ_9Z65dBhe62j7HMA1Nnb73VLFk-6_k5D2CSyiIvFwomuu3wcnI660zvVHy2N4qF2BMUCDaR92nYWwQ8Nt5yaE-W5P8YHJro7ce_lEm7gyJs6y19L-yEFycBNU_wXkG9Aq8mPhvVpbGz9kfmMd31QE5kBAYvBSgD_ismz5jZtrhW9p5xOtfdr4XY52JriBYOVOgIU2
- **GTIN:** 0887445548584
- **Availability:** In stock

## Summary

Men's long sleeve baselayer crafted from a merino-blend knit with seamless, body-mapped construction for warmth and breathability during ski activities.

## Description

A great ski day starts with the right foundation. The Atomic Baselayer Long Sleeve M delivers focused warmth and controlled breathability, keeping your temperature steady as the day progresses. Crafted from a merino-blend knit with seamless, body-mapped construction, this men’s long sleeved baselayer top regulates heat and moisture exactly where it’s needed. Body temperature, under control. Soft against the skin with four-way stretch, it layers seamlessly without friction or excess bulk, never restricting movement. A technical, climate-controlling baselayer top that works quietly and consistently beneath your kit. Essential for cold ski days and long chairlift laps.

## Appearance

- **Colors:** Slate, Black
- **Sizes:** S, M, L, XL, 2XL (per-size availability under Variants)

## Variants

- **In stock:** 9 of 10
- **Available:** Slate / S, Slate / L, Slate / XL, Slate / 2XL, Black / S, Black / M, Black / L, Black / XL, Black / 2XL

| Size | Color | SKU | Availability |
| --- | --- | --- | --- |
| S | Slate | AP5135120030 | In stock |
| M | Slate | AP5135120040 | Out of stock |
| L | Slate | AP5135120050 | In stock |
| XL | Slate | AP5135120060 | In stock |
| 2XL | Slate | AP5135120070 | In stock |
| S | Black | AP5135110030 | In stock |
| M | Black | AP5135110040 | In stock |
| L | Black | AP5135110050 | In stock |
| XL | Black | AP5135110060 | In stock |
| 2XL | Black | AP5135110070 | In stock |

## Categories

- **Categories:** Baselayers

## Additional Attributes

- **tags:** gender:Men
- **vendor:** ATOMIC-202602
- **product type:** Baselayers
- **shopify handle:** m-baselayer-long-sleeve-ap5135100-202602

## Enrichment

- **Type:** baselayer
- **Type Synonyms:** thermal top, long sleeve base layer, thermal undershirt
- **Gender:** male
- **Age Groups:** adult
- **Activewear:** Yes
- **Tags:** long sleeve, crew neck, merino blend, seamless construction, body-mapped, knit
- **Styles:** sporty, functional
- **Colors:** black, slategray
- **Color Families:** Black, Gray
- **Category Path:** Apparel & Accessories > Clothing > Underwear & Sleepwear > Sleep & Loungewear > Thermals & Base Layers
- **Fabric:** Merino
- **Pattern:** Solid
- **Canonical Brand:** Atomic

## Images

- ![Image 1](https://cdn.storerouter.ai/df4c5d4b704c96d431443cb67e574e93/e0464326e18c77831277d70caa6ab1d6.webp)
- ![Image 2](https://cdn.storerouter.ai/df4c5d4b704c96d431443cb67e574e93/9b48f3ec0fafb012a4aaabcbc65d7c26.webp)

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*Source: cosimo.shop | Product ID: 89ed3f31-61c3-57e1-ab4b-3b5ef89eee91 | Canonical URL: https://cosimo.shop/product/atomic/m-baselayer-long-sleeve-34a8065e-a65f-4dee-ab59-82f3cc79fc06*