--- product_id: 767229302 title: "Merino.tech 100% Merino Wool Base Layer Kids Long Johns, Kids Thermal Pants" brand: "merino.tech" price: "$U9508" currency: UYU in_stock: true reviews_count: 5 category: "Merino.Tech" url: https://www.desertcart.uy/products/767229302-merino-tech-100-merino-wool-base-layer-kids-long-johns store_origin: UY region: Uruguay --- # Superior moisture wicking & odor resistance 250 g/m² midweight Merino wool Natural temperature regulation Merino.tech 100% Merino Wool Base Layer Kids Long Johns, Kids Thermal Pants **Brand:** merino.tech **Price:** $U9508 **Availability:** ✅ In Stock ## Summary > 🧦 Gear up your little explorers with the softest, smartest base layer—because comfort is the new cool! ## Quick Answers - **What is this?** Merino.tech 100% Merino Wool Base Layer Kids Long Johns, Kids Thermal Pants by merino.tech - **How much does it cost?** $U9508 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/767229302-merino-tech-100-merino-wool-base-layer-kids-long-johns) ## Best For - merino.tech enthusiasts ## Why This Product - Trusted merino.tech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ultimate Softness:** 100% superfine 17.5 micron wool ensures itch-free, all-day comfort for sensitive skin. - • **All-Season Comfort:** Midweight Merino wool keeps kids cozy without overheating, perfect for year-round wear. - • **Complete Thermal Set:** Includes matching beanie ($20 value) and long johns for head-to-toe warmth and style. - • **Odor-Free Adventures:** Natural odor resistance means kids stay fresh even after multi-day wear. - • **Effortless Care & Durability:** Machine washable with lifetime warranty—built to last through every outdoor escapade. ## Overview The Merino Wool Base Layer Kids set features midweight 250 g/m² superfine Merino wool long johns and a matching beanie, designed for superior temperature regulation, moisture wicking, and odor resistance. Perfect for active kids, this itch-free thermal underwear offers all-season comfort, easy care, and a lifetime warranty, making it an ideal gift and essential layering piece for outdoor play, skiing, and everyday adventures. ## Description 10 Reasons Why merino.tech kids sports leggings is Perfect for You! 1. Affordable - Replace your Fleece thermal pants with Midweight Merino wool long johns without breaking the bank! 2. Four Season Comfort - Merino wool kids thermal underwear naturally regulates body temperature to keep you comfortable all year round. It's a perfect merino wool kids skiing base layer! 3. Perfect for Travel - Merino wool thermal clothes for kids is ideal for multi-day wear with no stink and comfort in all climates. Midweight and naturally wrinkle resistant, which makes them a perfect merino kids long underwear. 4. Easy Care - Washer/dryer safe. For longer lasting wear, hand wash and lay flat to air dry. 5. Lifetime Warranty - All Merino.tech Products are covered by our Lifetime Warranty. 6. Ideal for Daily Wear - Enjoy the comfort and performance of kids cold weather underwear every day - not just trail days. 7. Great for Layering - kids long underwear for skiing is form fit for layering without bulk. 8. Itch-Free - Ultra soft 100% Merino wool thermal long johns kids provides all day comfort and no itch! 9. UPF 50+ Protection - Thermal underwear merino set blocks out harmful rays from the sun. 10. Great for Any Occasion - Soft, Cozy, and Perfect for Outdoor Play, Hiking, Camping & Everyday Fun. Order Your base layer kids cold weather Now and Say Goodbye to Smelly Tees! Review: We got each family member a pair... - We got the whole family a pair of these. We went with whatever size each person would need in the sizing was accurate. This winter has been so much warmer! Very comfortable and not prickly wool. We are washing them with special wool detergent. I'll update this review of anything changes. Review: Parfait - Parfait ## Features - Three Pieces in One Box: Long sleeve top, pants, and a matching children's fleece cap form a complete set of children's thermal clothing that arrives ready to be delivered as a birthday or holiday gift - Soft Enough for Every Day: At 17.5 microns, merino wool feels gentle on bare skin without itching and stays thin under a uniform, so this merino wool set for kids is used both at school and on the trail or as a replacement for regular cotton. - One Weight, Both Parts of Winter: With 250 GSM, it is warm enough to wear alone under jeans and thin enough to layer, so a set of children's long underwear for going to school becomes a children's base layer set for skiing on the slopes - Wear for Consecutive Days: Merino resists odor as it eliminates sweat when working and moving instead of holding it back, so a kids thermal set handles hiking and camping between washes like Merino wool travel clothing - Simplified Wool Care: Machine wash at 30°C on the wool cycle in a laundry bag and hang to dry; no bleach or fabric softener, so the kids' wool long johns and this merino wool base layer for youth retain their shape, backed by the Merino.tech Promise ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DB83SN25 | | Age Range Description | 10-12 years | | Apparel Closure Type | Pull On | | Apparel Fabric Stretch | Medium Stretch | | Apparel Fabric Weight Class | Medium Weight | | Best Sellers Rank | #15,436 in Fashion ( See Top 100 in Fashion ) #17 in Boys' Thermal Underwear | | Brand Name | Merino.tech | | Care instructions | Machine Wash | | Closure type | Pull On | | Collection Name | All | | Color | Natural Merinos | | Customer Reviews | 4.5 out of 5 stars 226 Reviews | | Fabric Type | 100% Superfine Merino Wool | | Fit Type | Regular | | Fit to Size Sentiment | True to Size | | Fit type | Regular | | Fur Description | Natural-Merino (Fur Origin: Unknown) | | Garment Size Country | United States | | Import Designation | Imported | | Item Type Name | Base Layer Set | | Manufacturer Part Number | KST-250 | | Material Type | Cotton | | Material composition | 100% Superfine Merino Wool | | Neck Style | Crew Neck | | Number of Items | 3 | | Package Quantity | 1 | | Pattern | Solid | | Product Care Instructions | Machine Wash | | Size | XL | | Sleeve Length Description | Long Sleeve | | Sleeve Type | Long Sleeve | | Style Name | Unisex | | Style Number | KST-250 | | Unit Count | 3.0 Count | ## Images ![Merino.tech 100% Merino Wool Base Layer Kids Long Johns, Kids Thermal Pants - Image 1](https://m.media-amazon.com/images/I/61gwoHgK4lL.jpg) ![Merino.tech 100% Merino Wool Base Layer Kids Long Johns, Kids Thermal Pants - Image 2](https://m.media-amazon.com/images/I/615qsDHA-4L.jpg) ![Merino.tech 100% Merino Wool Base Layer Kids Long Johns, Kids Thermal Pants - Image 3](https://m.media-amazon.com/images/I/71Yluw+3n7L.jpg) ![Merino.tech 100% Merino Wool Base Layer Kids Long Johns, Kids Thermal Pants - Image 4](https://m.media-amazon.com/images/I/81zGpqVBuEL.jpg) ![Merino.tech 100% Merino Wool Base Layer Kids Long Johns, Kids Thermal Pants - Image 5](https://m.media-amazon.com/images/I/71wR5wo+ALL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ We got each family member a pair... *by R***J on 17 January 2025* We got the whole family a pair of these. We went with whatever size each person would need in the sizing was accurate. This winter has been so much warmer! Very comfortable and not prickly wool. We are washing them with special wool detergent. I'll update this review of anything changes. ### ⭐⭐⭐⭐⭐ Parfait *by B***E on 24 February 2026* Parfait ### ⭐⭐⭐⭐⭐ Excellent quality *by Z***H on 20 December 2025* Excellent product and quality. Soft, warm and comfortable. My child is 6 years old and fits slightly big but he is tiny. I’m glad with this purchase. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.uy/products/767229302-merino-tech-100-merino-wool-base-layer-kids-long-johns](https://www.desertcart.uy/products/767229302-merino-tech-100-merino-wool-base-layer-kids-long-johns) --- *Product available on Desertcart Uruguay* *Store origin: UY* *Last updated: 2026-11-15*