--- product_id: 303834787 title: "RaceQuip 433991 Black SFI 3.3 Head Sock One Layer" brand: "racequip" price: "€ 2.69" currency: EUR in_stock: false reviews_count: 5 url: https://www.desertcart.pt/products/303834787-racequip-433991-black-sfi-3-3-head-sock-one-layer store_origin: PT region: Portugal --- # Superior Moisture Wicking SFI 3.3 Fire Retardant Certified Machine Washable & Quick Dry RaceQuip 433991 Black SFI 3.3 Head Sock One Layer **Brand:** racequip **Price:** € 2.69 **Availability:** ❌ Out of Stock ## Summary > 🔥 Gear up like a pro — safety and comfort that wins every lap! ## Quick Answers - **What is this?** RaceQuip 433991 Black SFI 3.3 Head Sock One Layer by racequip - **How much does it cost?** € 2.69 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/303834787-racequip-433991-black-sfi-3-3-head-sock-one-layer) ## Best For - racequip enthusiasts ## Why This Product - Trusted racequip brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Comfort That Lasts:** Soft, hypoallergenic knit fabric with flat-sewn seams prevents irritation during long drives. - • **Effortless Maintenance:** Machine washable design means your head sock is always race-ready with minimal fuss. - • **Race-Ready Fire Safety:** SFI 3.3 certification means you meet all track-day tech inspections without compromise. - • **Stay Cool Under Pressure:** Lightweight Aramid blend with advanced moisture-wicking keeps you dry and focused. - • **Universal Fit, Pro Style:** Snug pull-on fit slides seamlessly under helmets for unbeatable comfort and protection. ## Overview The RaceQuip 433991 Black SFI 3.3 Head Sock is a lightweight, single-layer balaclava crafted from a fire-retardant Aramid and FRC blend. Engineered for motorsports professionals, it features superior moisture-wicking, hypoallergenic soft knit fabric, and flat-sewn seams for maximum comfort. Fully machine washable and SFI 3.3 certified, it ensures compliance with safety regulations while delivering breathable, irritation-free wear under helmets. ## Description RaceQuip Underwear Head Sock Balaclava SFI 3.3 Fire Retardant FR Single Layer Hood Black Large 433991 ## Features - Lightweight Aramid and FRC Blended Fabric - Superior Moisture Wicking Properties - Hypoallergenic - Won't Irritate Skin - Soft and Supple Knit Fabric Dries Quickly - Seams are Strategically Placed and Flat Sewn for Comfort - Machine Washable ## Technical Specifications | Specification | Value | |---------------|-------| | Additional Features | Lightweight | | Age Range Description | Adult | | Apparel Closure Type | Pull-On | | Apparel Fabric Weight Class | Lightweight | | Asin | B06XT8T5HS | | Brand Name | RaceQuip | | Character | Sports | | Collection | all | | Colour | Black | | Country Of Origin | USA | | Customer Reviews | 4.7 4.7 out of 5 stars (460) 4.7 out of 5 stars | | Fabric Type | Cotton | | Fit Type | Universal Fit | | Global Trade Identification Number | 00887753073792 | | Hat Form Type | Beanie | | Included Components | RaceQuip Underwear Head Sock Balaclava SFI 3.3 Fire Retardant FR Single Layer Hood Black Large 433991 | | Is Waterproof | false | | Item Dimensions | 20.3 x 27.9 x 2.5 Centimeters | | Item Type Name | RaceQuip Underwear Head Sock Balaclava SFI 3.3 Fire Retardant FR Single Layer Hood Black Large 433991 | | Item Weight | 45 g | | Manufacturer | Racequip | | Manufacturer Part Number | 433991 | | Material Type | Plastic | | Number Of Items | 1 | | Occasion Description | Birthday, Christmas | | Pattern | solid | | Product Care Instructions | Machine Wash | | Recommended Uses For Product | outdoor | | Season | All | | Sport Type | Motorsports | | Style Name | Flat | | Style Number | 433991RQP | | Sun Protection | 2E+1 Sun Protection Factor (SPF) | | Team Name | black | | Theme | Sport | | Unit Count | 1.0 Count | | Upc | 887753073792 | | Water Resistance Level | Not Water Resistant | ## Images ![RaceQuip 433991 Black SFI 3.3 Head Sock One Layer - Image 1](https://m.media-amazon.com/images/I/71ADNpaYT5L.jpg) ![RaceQuip 433991 Black SFI 3.3 Head Sock One Layer - Image 2](https://m.media-amazon.com/images/I/610FWO--eLL.jpg) ![RaceQuip 433991 Black SFI 3.3 Head Sock One Layer - Image 3](https://m.media-amazon.com/images/I/612quBYBPBL.jpg) ![RaceQuip 433991 Black SFI 3.3 Head Sock One Layer - Image 4](https://m.media-amazon.com/images/I/61Sp0X-62AL.jpg) ## Available Options This product comes in different **Colour, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Solid SFI balaclava at a fair price *by on Reviewed in the United States 2 April 2026* Needed a certified balaclava for HPDE events and this one checks all the boxes without costing a fortune. It fits snugly under my helmet without bunching up and breathes better than some of the thicker options I tried. The SFI 3.3 rating is what the rulebook requires so there's no worrying about tech inspection. Good piece of safety kit that I reach for every track day. ### ⭐⭐⭐⭐⭐ Ajuste comodo *by on Reviewed in Mexico 9 February 2026* Se ajusta muy bien ### ⭐⭐⭐⭐⭐ As advertised. *by on Reviewed in Canada 23 January 2021* It fit my big head well enough! Comfy and price is good. ## Frequently Bought Together - RaceQuip Underwear Head Sock Balaclava SFI 3.3 Fire Retardant FR Single Layer Hood Black - Permatex 81630 Ultra Red RTV Silicone Gasket Maker, Suitable for Exhaust Manifold, Header, Turbochargers & Slip Fit Exhaust Parts, Temperature Resistant (up to 343°C), Sensor Safe, Non-Corrosive 85g --- ## 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.pt/products/303834787-racequip-433991-black-sfi-3-3-head-sock-one-layer](https://www.desertcart.pt/products/303834787-racequip-433991-black-sfi-3-3-head-sock-one-layer) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-10-05*