Dispatching Within 24 Hours from Brisbane Flagship | Team & Bulk Orders

5.11 Tactical - V.XI Sigurd Shirt

Regular price $127.00
Colour
Size

Same-day dispatch (on most items)
30-day easy returns
Click & collect available
Australian owned & operated

Key Features

High-Performance Cooling Base Layer Shirt

  • Cryo-Tacâ„¢ Active Cooling – Engineered with a proprietary 5.9-oz. nylon and elastane warp knit mesh featuring Cryo-Tacâ„¢ technology, providing a "cool to the touch" sensation, rapid moisture-wicking, and anti-odor performance for elite operations.
  • Armor-Optimized Ergonomics – Features a versatile rugby-style collar designed to prevent neck chafe from armor or slings, paired with specialized side-body panels and flat-lock seams to eliminate pressure points under plate carriers.
  • Tactical Identification & Utility – Outfitted with dual 4" x 6" loop patch platforms on the sleeves for ID or morale patches, integrated pen holder pockets for mission-essential utility, and high-stretch recovery to maintain a consistent athletic fit.

Built for Elite operators, high-exertion tactical missions, and extended wear under body armor.

Description

The V.XI™ Sigurd Shirt is the undisputed king of performance base layers, packed with innovation and mission-specific construction. Engineered for elite operators, it features 5.11’s proprietary stretch knit mesh with Cryo-Tac™ properties, providing a revolutionary "cool to the touch" feel even in high-stress environments. Whether worn as a standalone top, under a plate carrier, or as a high-performance layering piece, the Sigurd is designed to keep you at your peak performance.

Features

  • Cryo-Tacâ„¢ Cooling Technology: Crafted with a specialized warp knit mesh that offers enhanced moisture-wicking, anti-odour performance, and an active cooling sensation.

  • Rugby Style Collar: A versatile, low-profile collar designed to be folded in or out, providing comfort and preventing neck chafe when wearing armour or slings.

  • Athletic Ergonomic Fit: Features specialized underarm and side body panels that follow the body's natural movement for an unrestricted, athletic feel.

  • Tactical Customization: Equipped with 4" x 6" loop patch platforms on the sleeves for identification or morale patches, plus integrated pen holder pockets for quick-access utility.

  • Seamless Comfort: Utilizes flat-lock seam construction throughout to eliminate pressure points and chafing, making it ideal for extended operations under heavy gear.

  • High-Stretch Durability: The nylon/elastane blend provides outstanding stretch recovery, ensuring the shirt maintains its shape and close-to-body fit through rigorous use.

Specifications

  • Material: 78% Nylon / 22% Elastane Warp Knit Mesh

  • Technology: Cryo-Tacâ„¢ Cooling / Anti-Odour / Moisture-Wicking

  • Weight: 5.9-oz.

  • Collar: Versatile Rugby Style

  • Panels: Ergonomic Side and Underarm Construction

  • ID Platforms: Dual Sleeve Loop Patches with Pen Slots

30-Day Hassle-Free Returns

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Learn More Here

Field-Tested Since 2003

Developed with LE, military and first responder input

Reinforced Construction

Built to survive real work, not just marketing photos

Duty to Everyday

From patrol shift to weekend, one brand many missions

Made for the Professional

Trusted by LE, military and outdoor operators

5.11 Tactical FAQ

When will my order be dispatched?

Brisbane stock ships within 24 hours of order placement. Sydney stock ships on a slightly longer lead time. You'll receive dispatch confirmation with tracking as soon as your order leaves the warehouse.

Are these genuine 5.11 Tactical products?

Yes. TacSource is an authorised 5.11 Tactical dealer for Australia. All products are shipped direct from official 5.11 supply channels with full manufacturer warranty.

What's the 5.11 warranty?

5.11 Tactical offers warranty against manufacturing defects across its product range. Warranty terms vary by product category (lifetime on RUSH backpacks, standard warranty on apparel and gear). For warranty claims, contact TacSource and we'll coordinate with 5.11 on your behalf.

What's your return policy?

30-day easy returns on unworn products in original condition with tags attached. Change-of-mind returns require the product to be in resalable condition. Contact us within 30 days of delivery to initiate a return.

Can I exchange for a different size or colour?

Yes. Size and colour exchanges are handled through the standard returns process. Contact us within 30 days of delivery with the change you need.

Do you offer bulk pricing for teams and units?

Yes. TacSource offers bulk pricing for law enforcement, security services, armed services and corporate clients. Request a bulk quote here with your requirements including team size and preferred products.

How do I contact TacSource with product questions?

Contact us through our website, email, or phone during business hours (Monday–Friday, 9am–5pm AEST). Product specialists are available to help with fit, sizing, compliance and product comparisons.

  • 5 stars: 2 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
S
Scott

Fits well, and is nice and ventilated for hot summer days

C
Carlos Tabernaberri
Sigurd short

Great breathable material.