---
product_id: 574821382
title: "Rocky Thermal Underwear for Boys Fleece Lined Thermals Kids Base Layer Long John Set"
brand: "rocky"
price: "€ 135.20"
currency: EUR
in_stock: false
reviews_count: 5
category: "Rocky"
url: https://www.desertcart.fr/products/574821382-rocky-thermal-underwear-for-boys-fleece-lined-thermals-kids-base
store_origin: FR
region: France
---

# Fleece-lined moisture-wicking fabric 92% ultra-soft polyester for warmth 8% spandex stretch for comfort Rocky Thermal Underwear for Boys Fleece Lined Thermals Kids Base Layer Long John Set

**Brand:** rocky
**Price:** € 135.20
**Availability:** ❌ Out of Stock

## Summary

> ❄️ Stay warm, move fast, and never miss a moment in Rocky Thermals!

## Quick Answers

- **What is this?** Rocky Thermal Underwear for Boys Fleece Lined Thermals Kids Base Layer Long John Set by rocky
- **How much does it cost?** € 135.20 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/574821382-rocky-thermal-underwear-for-boys-fleece-lined-thermals-kids-base)

## Best For

- rocky enthusiasts

## Why This Product

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

## Key Features

- • **Stretch & Move Freely:** 8% spandex blend ensures flexible comfort for active kids on the go.
- • **Two-Piece Versatility:** Includes long sleeve top and full-length bottoms for complete cold-weather layering.
- • **Moisture-Wicking Magic:** Advanced microfiber fabric keeps skin dry and cozy during play or sleep.
- • **Durable Comfort That Lasts:** Shrinkage-controlled fabric maintains perfect fit wash after wash.
- • **Ultimate Warmth, Zero Bulk:** Fleece-lined thermal knit traps heat without adding weight or bulk under clothes.

## Overview

Rocky Thermal Underwear for Boys is a premium 2-piece fleece-lined base layer set made from 92% ultra-soft polyester and 8% spandex. Designed for warmth, moisture control, and stretch, it fits snugly under clothes without bulk, making it ideal for cold weather activities or cozy sleepwear. Durable and shrink-resistant, this lightweight thermal set keeps kids comfortable and dry in freezing temperatures.

## Description

Cold weather is fun in these Rocky Thermal Undies. Keeping warm changes everything. Perfect as extra-light gear for a ski trip or snow day, this thermal 2 piece set is high quality underwear for anything from sleeping or lounging around to athletic and sport activities. About this Product: 2 piece set: 1 long sleeve top + 1 full length bottom Double layer long knit cuffs. 92% ultra-soft polyester, 8% spandex Elastic waistband Fleece lined moisture wicking Full cut comfortable fit Ultra Soft Warmth Shrinkage controlled for lasting size and shape Thermal knit retains body heat to keep your child warm and comfy. Measurements: Size XS - 4/5 32-41lbs 22 in waist Size Small- 6/6x 42-59 lbs 23 in waist Size Medium- 7/8 60-73lbs 24 in waist Size Large- 10/12 74-95 lbs 25-26 in waist Size XLarge 14/16- 96-119 lbs 27-28 in waist Winters can get rough and cold. These thermal long johns will help your little boy make it through. They are silky on the outside but lined with soft thermal fleece on the inside. They fit snug enough that there is no bulkiness showing when worn under clothes.They are also wonderful to sleep in. These sets will continue warming you even after being laundered many times. These Rocky Fleece Lined Thermals are well designed for wear under your clothes OR alone.The waist of the pants are elastic for a comfortable snug fit. These light-weight thermal pants make all the difference in the world.

Review: My son loves these, they are light and breathable, yet warm. The material is exceptional, and so far has not shrank. My child uses these for skating and hockey. We used to layer up with pajama pants, but this is much better. Coincidentally, these can also be used as pajamas. * They are comfortable. * They are breathable. * They do not shrink.
Review: Ligero y muy suave

## Features

- 2 PIECE SET: These Rocky thermals are designed for comfort with an elastic waistband and fleece lined moisture wicking microfibers. They are stretchy comfortable.
- WONDERFULY WARM: These are perfect for use underneath clothing or for a day out, or they can be worn as comfy pajamas on cold, chilly nights.
- PREMIUM GRADE FABRICS: Made from 92% ultra-soft polyester, and 8% spandex, these have the perfect blend of comfort, warmth, elasticity, and moisture protection.
- BASE LAYERS: When going out to jog, run, bike or cycle in the cold, use this set under your clothing to keep warm and cozy in freezing cold climates or bad weather.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B01LXHOAQJ |
| Country of Origin  | USA |
| Customer Reviews | 4.5 4.5 out of 5 stars (2,623) |
| Date First Available  | 15 July 2017 |
| Is Discontinued By Manufacturer  | No |
| Item Weight  | 209 g |
| Item model number  | 85BM |
| Package Dimensions  | 28.4 x 23.01 x 4.39 cm; 209 g |

## Images

![Rocky Thermal Underwear for Boys Fleece Lined Thermals Kids Base Layer Long John Set - Image 1](https://m.media-amazon.com/images/I/31FyTQaCLgL.jpg)
![Rocky Thermal Underwear for Boys Fleece Lined Thermals Kids Base Layer Long John Set - Image 2](https://m.media-amazon.com/images/I/41tBGFD3zWL.jpg)
![Rocky Thermal Underwear for Boys Fleece Lined Thermals Kids Base Layer Long John Set - Image 3](https://m.media-amazon.com/images/I/51+gVLD8XwL.jpg)
![Rocky Thermal Underwear for Boys Fleece Lined Thermals Kids Base Layer Long John Set - Image 4](https://m.media-amazon.com/images/I/511tfJNh7VL.jpg)
![Rocky Thermal Underwear for Boys Fleece Lined Thermals Kids Base Layer Long John Set - Image 5](https://m.media-amazon.com/images/I/518jrRh+3TL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by R***. on 25 November 2024*

My son loves these, they are light and breathable, yet warm. The material is exceptional, and so far has not shrank. My child uses these for skating and hockey. We used to layer up with pajama pants, but this is much better. Coincidentally, these can also be used as pajamas. * They are comfortable. * They are breathable. * They do not shrink.

### ⭐⭐⭐⭐⭐ Review
*by K***E on 3 January 2023*

Ligero y muy suave

### ⭐⭐⭐⭐⭐ Review
*by C***A on 27 December 2025*

Loved keep the regular temperature of the body, soft texture, nice color and size fits well for my son .

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-01-27*