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Crispi

Crispi Altitude GTX

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Breathability Technical

Fit inspired by the Attiva

Efx Dual-density

Polyurethane midsole supports long miles

Flex 2.5

Board last construction provides a

Vibram Megagrip

Outsole is built for variable

Ultra-soft Leather

Synthetic upper adds comfort-focused construction

$380.00
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SKU: crispi-altitude-gtx

Overview

Built for hunters who cover long miles and carry a heavy load, this boot is aimed at demanding days in variable terrain where comfort and support matter from first light to last. Its design combines a technical fit with breathable construction, a dual-density polyurethane midsole, and a Flex 2.5 board last for steady, even flex underfoot. The Vibram Megagrip outsole is paired with a leather and synthetic upper, Thermo Wire Technology, and a full PU coated leather rand for added structure and durability. It is a practical choice for serious backcountry use, though the focus remains on all-day comfort and ground feel rather than a lightweight, minimalist build.

Why Hunters Choose the Crispi

Breathable Design

A technical fit for demanding

Efx Dual-density

Polyurethane midsole supports comfort during

Flex 2.5

Board last construction provides a

Vibram Megagrip

Outsole is built for traversing

Ultra Soft

Full PU coated leather rand

Key Features

  • Designed for breathability and a technical fit inspired by the Attiva Mid.
  • EFX dual-density polyurethane midsole supports long miles and occasional heavy loads.
  • Flex 2.5 board last construction provides a constant, even flex.
  • Vibram Megagrip outsole is built for variable terrain.
  • Ultra-soft leather and synthetic upper adds comfort-focused construction.
  • Features Crispi Thermo Wire Technology and a full PU-coated leather rand.

Best Used For

  • Hunters covering long miles who want all-day comfort on demanding terrain
  • Users carrying occasional heavy loads and needing steady support through extended hunts
  • Hunters prioritizing breathability and a technical fit in a mid-height boot
  • Those moving across variable terrain and wanting consistent flex underfoot
  • Outdoor users seeking a hunting boot built for comfort, ground feel, and versatility

Specifications

Long DescriptionThe Crispi Altitude GTX was conceived and built with a desire for the breathability and technical fit found in models like the Attiva Mid, combined with the foundation and long lasting comfort of the EFX dual density polyurethane midsole that hunters rely upon when long miles and the occasional heavy load is expected. With a constant and even flexing board last construction (Flex 2.5 rating) and our exclusive Vibram Megagrip outsole, makes traversing variable terrain a breeze. We’ve added features like the ultra soft leather and synthetic upper, the Crispi Thermo Wire Technology, and a full PU coated leather rand to ensure the Altitude GTX will endure well whatever hunt or adventure you embark upon. The Altitude GTX is a new kind of hunting boot ready to provide all day comfort, optimal performance, and ground feel that traditional boots haven’t been able to deliver.
Product NameCrispi Altitude GTX
Short DescriptionThe Crispi Altitude GTX was conceived and built with a desire for the breat...
Specifications[object Object]

Pros

  • Breathable design with a technical fit for demanding hunts and long days afield.
  • EFX dual-density polyurethane midsole supports comfort during long miles and heavier loads.
  • Flex 2.5 board last construction provides a constant, even flex.
  • Vibram Megagrip outsole is built for traversing variable terrain.
  • Ultra soft leather and synthetic upper with full PU coated leather rand adds durability-focused construction.
  • Crispi Thermo Wire Technology is included for added boot structure and support.

Considerations & Trade-offs

  • The boot is built around a technical fit and breathable design, which may feel more precise than a roomier, traditional hunting boot.
  • The Flex 2.5 board last construction provides a constant, even flex; hunters who prefer a stiffer platform may want to account for that feel.
  • The EFX dual density polyurethane midsole is aimed at long-mile comfort and occasional heavy loads, but that comfort-oriented setup is a trade-off versus a more minimalist ground feel.
  • The ultra soft leather and synthetic upper with a full PU coated leather rand suggests durability-focused protection, but it also adds structure that may feel less supple than a simpler upper design.

Suggested Comparisons

  • Hunting boots
  • Backcountry hiking boots
  • Mid-height outdoor boots
  • Waterproof boots

Suggested Accessories

  • Boot care kit
  • Hiking socks
  • Gaiters
  • Replacement insoles

Frequently Asked Questions

What kind of hunter is the Crispi Altitude GTX designed for?

It is described as a hunting boot built for breathability, technical fit, and all-day comfort on long miles and occasional heavy loads.

Does the product description mention waterproofing or a waterproof membrane?

The title includes GTX, but the provided description does not explain the waterproof construction or give details about a membrane. That information is not verified here.

What outsole does the Altitude GTX use?

The long description states that it uses an exclusive Vibram Megagrip outsole.

What does the Flex 2.5 rating mean for this boot?

The description says it has a constant and even flexing board last construction with a Flex 2.5 rating. No further explanation of the rating is provided.

What upper and support features are mentioned?

The description mentions an ultra soft leather and synthetic upper, Crispi Thermo Wire Technology, and a full PU coated leather rand.