--- product_id: 38503114 title: "Thermal Underwear for Kids, Boys Thermals, Long Johns Underwear, Base Layer for Cold Weather/Skiing" brand: "rocky" price: "22044CFA" currency: XOF in_stock: true reviews_count: 13 category: "Rocky" url: https://www.desertcart.sn/products/38503114-thermal-underwear-for-kids-boys-thermals-long-johns-underwear-base store_origin: SN region: Senegal --- # Moisture-wicking tech Superior warmth retention Durable poly-spandex blend Thermal Underwear for Kids, Boys Thermals, Long Johns Underwear, Base Layer for Cold Weather/Skiing **Brand:** rocky **Price:** 22044CFA **Availability:** ✅ In Stock ## Summary > ❄️ Keep your kid warm, dry, and unstoppable this winter! ## Quick Answers - **What is this?** Thermal Underwear for Kids, Boys Thermals, Long Johns Underwear, Base Layer for Cold Weather/Skiing by rocky - **How much does it cost?** 22044CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/38503114-thermal-underwear-for-kids-boys-thermals-long-johns-underwear-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 - • **Built to Last:** Machine washable with tough stitching—thermal wear that outlasts the season. - • **Stay-Put Design:** No slipping under bulky layers—comfort that moves with your kid. - • **All-Day Cozy Warmth:** Fleece-lined softness keeps chills out from morning jogs to bedtime. - • **Kid-Approved Comfort:** No itch, no fuss—just fleecy softness your little one will love. - • **Moisture-Wicking Power:** Sweat stays away, so your child stays dry and comfy all day long. ## Overview Rocky Thermal Underwear for Kids combines a fleece-lined polyester-spandex blend with moisture-wicking technology and a stay-put design to deliver durable, all-day warmth and comfort. Perfect as a base layer for cold weather or skiing, these thermals are machine washable, fit true to size, and are highly rated by parents for softness and performance. ## Description Buy Rocky Thermal Underwear Kids, Boys Thermal Underwear Set Long Johns Thermals Kids Base Layer kid thermals top bottom set Boys Winter Clothes Shirt & Pants, Ski/Extreme Cold (Black, Large) and other Sets at desertcart.com. Our wide selection is elegible for free shipping and free returns. Review: Soft and very comfortable - Loved keep the regular temperature of the body, soft texture, nice color and size fits well for my son . Review: Great thermal base layer. - Very nice quality. Fits true to size. Perfect as a base layer. ## Features - THERMAL UNDERWEAR KIDS: STAY-PUT DESIGN: Oversized jackets? Check. Bulky sweaters? Double check. Cargo pants loaded with all the essentials? Yup, even them. No matter how heavy your outer layers are, our thermals for kids base layers for cold weather stay put under even the heaviest loads. - KEEP WARM AND DRY: Ultra soft fleece lined thermals for kids combined with moisture-wicking power can only mean one thing: Your little one is wearing Rocky fleece lined base layer kids underwear. No more sweaty, shivering nights — just warm, toasty goodness that wraps you in whole body comfort. - ALL-DAY COMFORT: From morning jogs in freezing temps to chilly winter nights, our underoos are designed to keep you comfortable and warm all day long. With our fleece base layer kids soft fabric that’s lightweight yet warm, it’s the kids underwear boys love. - EASY TO CLEAN: A few wash cycles, and your long johns are toast. At least, inferior waffle-knit thermal tights are. Not with Rocky winter undies! Our thermal wear for boys are made from durable poly-spandex and superior stitching, washing machines are no match for their tough-as-nails construction. - THERMALS KIDS LOVE: “Mooooom! They’re SO itchy!” Four words you’ll never hear your little one utter in a pair of Rocky thermal wear for kids boys underwear. With fleecy-soft comfort and a no-ride design, your little one will be nothing but cozy and content with Rocky kids thermal wear. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01M12L67P | | Age Range Description | Little Kid | | Apparel Closure Type | Pull On | | Apparel Fabric Stretch | Medium Stretch | | Apparel Fabric Weight Class | Medium Weight | | Best Sellers Rank | #48,952 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #1 in Boys' Thermal Underwear Sets | | Brand Name | Rocky | | Care instructions | Machine Wash | | Collection Name | Rocky | | Color | Black | | Customer Reviews | 4.6 out of 5 stars 5,440 Reviews | | Fabric Type | 90% Polyester, 10% Spandex | | Fabric type | 90% Polyester, 10% Spandex | | Fit Type | Regular | | Fit to Size Sentiment | fits as expected | | Import Designation | Made in the USA and Imported | | Manufacturer Part Number | LYSB01M12L67P-SPRTSEQIP | | Material Type | Polyester Blend | | Neck Style | Crew Neck | | Number of Items | 1 | | Occasion Type | Everyday | | Origin | Made in the USA and Imported | | Package Quantity | 1 | | Pattern | Solid | | Product Care Instructions | Machine Wash | | Size | Large | | Sleeve Length Description | Long Sleeve | | Sleeve Type | Long Sleeve | | Style Name | Snug | | Style Number | 85BKL | | UPC | 789900659432 | | Unit Count | 1 Count | ## Images ![Thermal Underwear for Kids, Boys Thermals, Long Johns Underwear, Base Layer for Cold Weather/Skiing - Image 1](https://m.media-amazon.com/images/I/51v0YUCHFoL.jpg) ## Available Options This product comes in different **Color, Size, Special Size Type** options. ## Questions & Answers **Q: What is size chart for 14 yr old 120 lbs 5'3"** A: Go with the XL for sure. **Q: Existe alguna talla que sirva para mi hijo de 2 años?** A: Ellos tienen las tallas exactas como indica la tabla de medidas. Corren grande **Q: Is the shirt and leggings both fleece lined?** A: Yes both are lined! very soft and my grandson loves them! **Q: Are these thermals moisture wicking?** A: I'm not sure, all I know is my kids love them for skiing. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Soft and very comfortable *by C***A on December 27, 2025* Loved keep the regular temperature of the body, soft texture, nice color and size fits well for my son . ### ⭐⭐⭐⭐⭐ Great thermal base layer. *by K***R on January 4, 2026* Very nice quality. Fits true to size. Perfect as a base layer. ### ⭐⭐⭐⭐⭐ Cozy for winters *by V***V on January 29, 2026* So warm and cozy, my son loves it. Great to wear as a base layer in the winter. My son loved it so much I had to buy another. Yes, it does pill. But i think it's because the fabric is thin. Serves our purpose well. ## Frequently Bought Together - Rocky Thermal Underwear for Kids, Boys Thermals Top & Bottom Set, Long Johns Underwear, Base Layer for Cold Weather/Skiing - Thermajohn Thermal Underwear Set for Boys | Kids Base Layers for Skiing | Long Johns - Rocky Thermal Underwear for Kids, Girls Thermals Top and Bottom Set, Long Johns Underwear, Base Layer for Cold weather/skiing --- ## 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.sn/products/38503114-thermal-underwear-for-kids-boys-thermals-long-johns-underwear-base](https://www.desertcart.sn/products/38503114-thermal-underwear-for-kids-boys-thermals-long-johns-underwear-base) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-08-22*