---
product_id: 47408872
title: "O'NEILL Men's Thermo-X UPF 50+ L/S Crew-Neck Rashguard"
brand: "o'neill"
price: "€ 158.63"
currency: EUR
in_stock: true
category: "O'neill"
url: https://www.desertcart.hr/products/47408872-oneill-mens-thermo-x-upf-50-l-s-crew-neck
store_origin: HR
region: Croatia
---

# Quick-Dry & Water Repellent Thermo-X Insulation UPF 50+ Sun Shield O'NEILL Men's Thermo-X UPF 50+ L/S Crew-Neck Rashguard

**Brand:** o'neill
**Price:** € 158.63
**Availability:** ✅ In Stock

## Summary

> 🖤 Gear up in O’Neill Thermo-X — where warmth meets unstoppable performance.

## Quick Answers

- **What is this?** O'NEILL Men's Thermo-X UPF 50+ L/S Crew-Neck Rashguard by o'neill
- **How much does it cost?** € 158.63 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/47408872-oneill-mens-thermo-x-upf-50-l-s-crew-neck)

## Best For

- o'neill enthusiasts

## Why This Product

- Trusted o'neill brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Stay Dry, Stay Fresh:** HyperDry tech minimizes water absorption and odor, ensuring you stay comfortable and odor-free during intense water sessions.
- • **Ultimate Sun Defense:** UPF 50+ rating recommended by Skin Cancer Foundation keeps harmful UV rays at bay so you stay protected all day.
- • **Thermo-X Warmth Without Bulk:** Advanced thermal fleece fabric delivers lightweight insulation that traps heat without weighing you down.
- • **Seamless Comfort & Durability:** Flatlock seams reduce chafing and enhance durability, so you can push your limits without distraction.
- • **Performance Fit for Maximum Mobility:** Snug, 4-way stretch fabric moves like a second skin, perfect for layering under wetsuits or wearing solo.

## Overview

The O'NEILL Men's Thermo-X UPF 50+ Long Sleeve Crew-Neck Rashguard combines cutting-edge Thermo-X insulation with a UPF 50+ sun protection rating, making it the ideal lightweight layering piece for chilly water sports. Featuring quick-dry, water-repellent nylon/spandex fabric with odor resistance and a performance fit, this rashguard offers superior mobility, durability, and comfort for surfers, paddlers, and watersport enthusiasts who demand both protection and style.

## Description

The O’Neill Men’s Thermo-X Long Sleeve Crew delivers quick-dry, lightweight insulation, UV protection, and comfort in and out of the water. Designed with a performance fit, it moves like a second skin for maximum mobility and layering versatility. The U.P.F. 50+ rating shields against harmful rays, while the quick-dry 4-way stretch fabric and flatlock seams add durability and comfort. Featuring Thermo-X HyperDry technology, this top minimizes water absorption while providing insulation and rash protection. Ideal for surfing, swimming, paddling, kayaking, wakeboarding, waterskiing, snorkeling, diving, windsports, or simply enjoying your favorite activity on the water. Thermo-X offers a reliable fit, fresh modern style, and the trusted O’Neill quality that’s built to last.

## Features

- Skin Cancer Foundation Recommended Product; UPF 50+ Ultraviolet Protection
- Perfect For Chilly Days When An Extra Layer Of Warmth Under Your Wetsuit Is Needed
- Thermo-X Layering Fabric Provides Incredible Insulation With Low Bulk And Quik-Dry Properties
- 220g Nylon/Spandex Includes Water Repellency And Odor Resistance
- ***Super Low Neck: No Interference With The Neck Of Your Wetsuit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06XGQC372 |
| ASIN  | B0787KBMPS |
| Age Range Description | Adult |
| Apparel Closure Type | Pull On |
| Apparel Fabric Stretch | Medium Stretch |
| Apparel Fabric Weight Class | Medium Weight |
| Best Sellers Rank | #44,171 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #11 in Men's Diving Rash Guard Shirts |
| Brand Name | O'NEILL |
| Chest Size | 48.8 inches |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (328) |
| Date First Available  | December 13, 2017 |
| Department  | mens |
| Fabric Type | Other Fibers |
| Fit Type | Snug |
| Fit to Size Sentiment | True to Size |
| Garment Size Country | United States |
| Global Trade Identification Number | 00191015009758 |
| Import Designation | Imported |
| Included Components | wetsuit |
| Item Highlight | Sun and Rash Protection with 4-Way Stretch Thermal Fleece Fabric |
| Item Type Name | Rash Guards |
| Item Weight | 8 ounces |
| Item model number  | 5022 |
| Lining Description | Thermo-X |
| Manufacturer | O'Neill Wetsuits |
| Manufacturer  | O'Neill Wetsuits |
| Manufacturer Part Number | 5022-002-XL |
| Material Type | Nylon, Spandex |
| Neck Style | Crew Neck |
| Number of Items | 1 |
| Package Dimensions  | 11.06 x 7.79 x 1.87 inches; 7.84 ounces |
| Pattern | Solid |
| Product Benefits | Provides UPF 50+ sun protection and thermal warmth |
| Product Care Instructions | Hand Wash Only |
| Rise Style | Mid Rise |
| Size | X-Large |
| Sleeve Length Description | Long Sleeve |
| Sleeve Type | Long Sleeve |
| Special Size Type | Standard |
| Strap Type | Strapless |
| Style Name | Men's Thermo-x L/S Crew |
| Style Number | 5022 |
| Swimwear Form Type | Rash Guard |
| Swimwear Top Form | Rash Guard Top |
| UPC | 191015009758 |
| Ultraviolet Protection Factor | UPF 50+ |
| Unit Count | 1 Count |
| character | sports |

## Images

![O'NEILL Men's Thermo-X UPF 50+ L/S Crew-Neck Rashguard - Image 1](https://m.media-amazon.com/images/I/31yWq+muerL.jpg)
![O'NEILL Men's Thermo-X UPF 50+ L/S Crew-Neck Rashguard - Image 2](https://m.media-amazon.com/images/I/51fjQ+AR4zL.jpg)
![O'NEILL Men's Thermo-X UPF 50+ L/S Crew-Neck Rashguard - Image 3](https://m.media-amazon.com/images/I/51uguq+057L.jpg)
![O'NEILL Men's Thermo-X UPF 50+ L/S Crew-Neck Rashguard - Image 4](https://m.media-amazon.com/images/I/41joVXPMh3L.jpg)
![O'NEILL Men's Thermo-X UPF 50+ L/S Crew-Neck Rashguard - Image 5](https://m.media-amazon.com/images/I/71Uu4GSn8EL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Frequently Bought Together

- O'Neill Men's Thermo X Long Sleeve Insulative Top
- O'Neill Men's Basic Skins UPF 50+ Long Sleeve Rash Guard
- O'Neill Men's Premium Skins UPF 50+ Shorts

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**Shop now:** [https://www.desertcart.hr/products/47408872-oneill-mens-thermo-x-upf-50-l-s-crew-neck](https://www.desertcart.hr/products/47408872-oneill-mens-thermo-x-upf-50-l-s-crew-neck)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-09-14*