# M BASELAYER LONG SLEEVE

- **Brand:** Atomic
- **Price:** $135.00
- **Catalog:** atomic
- **Retailer:** atomic
- **Product URL:** https://go.cosimo.shop/r/gAAAAABq4PMNPIfM1gW0mDKg0QbySs6A9R3EJRiPYmwa6hBbr_sUt-63Q8ftZYwBuyn7oRuddP5O3H13fp4I2G1Qmi-iAS4X7R4XkOsTulVzq_hxkLl9mPLPtCO8f9qjF2M1XO2FI38w_ieZE76Oi6IevC1YYq-rxi1Y8nUmFVtFmteeDjxbrxvZaOkgNKySB4xRaihEyiCR5Y9GcWVaXPpCFMnoKpOAs82ep04PizTf-orUF7TiXzuUk0o76WDC2Oy8NvyLvjn1Uwzbf0Pn_S3dv1UEsIZV1KtcLAUXfT4i5KkKRG1P_zx_C9BJ-juy_LSy_qEb1avmxNqo29fbQ2_jmzNPs44wz5dsqhlxR6vaTln_BFUJV1EknoodLBbBJa2x4PhjVP94FbyOAozTvUWh_j2szk_V4muClNvDc_nKsUWKEr2HeY_tmDFchPIs7VkaETJUeITZK2lAOOq-7GNXmgVOPbDXKg==
- **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 skiing and outdoor 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

- **sku:** AP5135120
- **tags:** gender:Men
- **vendor:** ATOMIC-202602
- **hex code:** #0000FF, #000000
- **product type:** Baselayers
- **stock status:** Only 3 left in stock
- **shopify handle:** m-baselayer-long-sleeve-ap5135100-202602

## Enrichment

- **Type:** baselayer
- **Type Synonyms:** thermal shirt, long sleeve base layer, thermal top
- **Gender:** male
- **Age Groups:** adult
- **Activewear:** Yes
- **Tags:** long sleeve, crew neck, seamless construction, body-mapped, merino blend, 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: 587a3f10-be47-5c2f-beb6-1885eb366b2a | Canonical URL: https://cosimo.shop/product/atomic/m-baselayer-long-sleeve-5548a574-439a-4505-b5c2-ba5fa122e4ba*