--- product_id: 123973412 title: "LVFEIER High Elastic RF EMF - WiFi Shielding Wool Thickening Cap for Health and Warming for Winter" brand: "lvfeier" price: "€ 286.68" currency: EUR in_stock: true category: "Lvfeier" url: https://www.desertcart.be/products/123973412-lvfeier-high-elastic-rf-emf-wifi-shielding-wool-thickening-cap store_origin: BE region: Belgium --- # Silver Fiber Lining Wool Warmth for Winter 99% EMF Shielding LVFEIER High Elastic RF EMF - WiFi Shielding Wool Thickening Cap for Health and Warming for Winter **Brand:** lvfeier **Price:** € 286.68 **Availability:** ✅ In Stock ## Summary > 🧢 Stay Warm, Stay Protected, Stay Ahead! ## Quick Answers - **What is this?** LVFEIER High Elastic RF EMF - WiFi Shielding Wool Thickening Cap for Health and Warming for Winter by lvfeier - **How much does it cost?** € 286.68 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/123973412-lvfeier-high-elastic-rf-emf-wifi-shielding-wool-thickening-cap) ## Best For - lvfeier enthusiasts ## Why This Product - Trusted lvfeier brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Care:** Easy hand wash at room temperature keeps your cap fresh without deformation. - • **Stretch-Fit Comfort:** Elastic blend with silver fibers ensures a snug, unisex fit without losing shape. - • **Ultimate EMF Defense:** Blocks up to 99% of harmful WiFi, 3G-5G, and radar radiation to protect your brain. - • **Cozy Winter Essential:** Crafted with 98% wool for breathable warmth during chilly outdoor adventures. - • **360° Full Head Coverage:** Unique directional seam technology delivers complete electromagnetic shielding. ## Overview The LVFEIER High Elastic RF EMF Shielding Cap combines cutting-edge silver fiber technology with premium wool to block up to 99% of harmful electromagnetic radiation from WiFi, mobile networks, and radar sources. Designed for winter outdoor enthusiasts, it offers breathable warmth, a flexible fit, and full 360° head coverage, making it the smart choice for health-conscious professionals who refuse to compromise style or safety. ## Description ☢Comfortable:Woolen caps,smooth,warm and comfortable,not easy to fading,shrinking and itching;Available in gray and black;Keep warm of your head,it's suitable for fall and winter,perfect for outdoor activities such as skiing, snowboarding, camping, hiking, and so on. ☢Material&Size:The outter is 98% wool;Lining: 25% silver fiber and 75% nylon spandex,not easy to be deformed,soft,warm,fluffy,light-resistant;One size(10.5 In length，9 In height),almost suitable for all head circumference. ☢Stylish:There are two colors for you to choose.You can get different colors of the hat and use it with every outfit matching the colors or going with contrast, Pair off with your favorite Outfit. ☢POWERFUL PROTECTION: Shielding performance Max 99.99% (1.5GHz) /Shielding: LF(Low frequency electric fields) & HF(High frequency electric fields).Unique radio frequency shielding fabric in lining,Shields RF from wi-fi, cellphones, smart meters. ☢About washing: Wash at room temperature, no machine washing, wash separately, avoid contamination, dry in the shade and cool, avoid deformation after drying. ## Features - ☢ 1▪Powerful protection: Protect your brain from up to 99% harmful EMF/EMR radiation and WiFi routers, mobile phones, Bluetooth and laptops, as well as 3G, 4G, 5G, mobile towers, cordless phones, high-voltage wires, airports or military radar attacks. Scientific Principle: The inner lining of each hat is woven with silver fibers to shield radio frequency and microwave electromagnetic fields, which ensures high shielding attenuation (shielding). - ☢ 2▪Head warmth: suitable for winter, autumn and spring, very suitable for outdoor activities, such as skiing, camping, hiking, travel, etc. - ☢ 3▪Good elasticity: the outer layer is 98% wool; lining: 25% silver fiber and 75% nylon elastic fiber, not easy to deform, soft, breathable, warm, fluffy, light-resistant; very comfortable. Flat size (18 inches in girth and 10.5 inches in depth) can also be stretched to fit all the girths of men and women. - ☢ 4▪Full Coverage: Unique directional seam technology and maintenance to provide better electromagnetic protection. The lining of the whole hat is made of our shielding material, creating 360 degree full coverage for your whole head! - ☢ 5▪Easy to use, about washing: washing at room temperature, without machine washing, washing alone, avoid pollution, cool and dry, avoid deformation after drying. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07PJD3163 | | ASIN | B07PF5PY46 | | Additional Features | Breathable | | Age Range Description | Adult | | Apparel Closure Type | Elastic | | Apparel Fabric Stretch | Medium Stretch | | Apparel Fabric Weight Class | Medium Weight | | Brand Name | LVFEIER | | Color | Black | | Customer Reviews | 3.8 3.8 out of 5 stars (13) | | Date First Available | March 9, 2019 | | Department | mens | | Fabric Type | OUTTER:98% wool INNER:75% spandex, 25% silver | | Fit Type | Stretch | | Fit to Size Sentiment | Positive | | Hat Form Type | Biker Cap | | Is Waterproof | False | | Manufacturer | LVFEIER | | Manufacturer | LVFEIER | | Manufacturer Part Number | 88006866-HEI | | Material Type | Nylon, Wool | | Occasion Type | Bachelorette Party, Easter, Mother's Day | | Package Dimensions | 9.84 x 6.69 x 0.39 inches; 3.52 ounces | | Pattern | Solid | | Pattern Style | Solid | | Product Care Instructions | Machine Wash | | Recommended Uses For Product | Outdoor | | Seasons | Winter | | Sport Type | Camping, Hiking, Skiing | | Style Name | Flat | | Theme | Holiday | | UPC | 682228635341 | | Unit Count | 1 Count | | Water Resistance Level | Not Water Resistant | | character | sports | ## Images ![LVFEIER High Elastic RF EMF - WiFi Shielding Wool Thickening Cap for Health and Warming for Winter - Image 1](https://m.media-amazon.com/images/I/61UkBpFXUZL.jpg) ![LVFEIER High Elastic RF EMF - WiFi Shielding Wool Thickening Cap for Health and Warming for Winter - Image 2](https://m.media-amazon.com/images/I/61S6kjkNY9L.jpg) ![LVFEIER High Elastic RF EMF - WiFi Shielding Wool Thickening Cap for Health and Warming for Winter - Image 3](https://m.media-amazon.com/images/I/71Vjw3VhdyL.jpg) ![LVFEIER High Elastic RF EMF - WiFi Shielding Wool Thickening Cap for Health and Warming for Winter - Image 4](https://m.media-amazon.com/images/I/61UAe9DIibL.jpg) ![LVFEIER High Elastic RF EMF - WiFi Shielding Wool Thickening Cap for Health and Warming for Winter - Image 5](https://m.media-amazon.com/images/I/911Mi0VU-sL.jpg) ## Available Options This product comes in different **Color, Size** options. --- ## 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.be/products/123973412-lvfeier-high-elastic-rf-emf-wifi-shielding-wool-thickening-cap](https://www.desertcart.be/products/123973412-lvfeier-high-elastic-rf-emf-wifi-shielding-wool-thickening-cap) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-08-26*