Cycling

Crankbrothers Trail Speed Lace Vent Clipless MTB Shoes Review: Conquering Summer Heat on the Trails

Jun 16, 2026, 5:43 PM

Mountain biking in warm weather often presents the challenge of overheating feet, a common issue with thick, protective footwear. However, the new Crankbrothers Mallet Trail Speed Lace Vent mountain bike shoes, available in both flat and clipless designs, aim to alleviate this problem. These shoes incorporate several clever features to enhance airflow and comfort during hot summer rides. Having personally put the clipless version of the Mallet Trail Speed Lace Vent to the test on some of the year's warmest days, I can confirm their effectiveness in providing a cooler riding experience.

The Crankbrothers Mallet Trail Speed Lace Vent: A Detailed Review

The standout feature of the Crankbrothers Mallet Trail Speed Lace Vent is its exceptional ventilation. Unlike most mountain bike shoes, which offer minimal air circulation, these shoes boast a broad, robust mesh material that extends from the toe box to the sides, creating an impressively open design. This extensive mesh ensures maximum airflow, making them ideal for hot climates. Crankbrothers even includes a label emphasizing their suitability for warm weather, a testament to their specialized design. The vented insole further enhances breathability, ensuring comprehensive cooling for the feet.

This advanced ventilation not only keeps feet cool but also proves highly efficient in shedding water. After crossing streams, water drains almost instantly from the shoes. While this means socks will inevitably get wet with any moisture exposure, the rapid drying time is a significant advantage, particularly for multi-day rides where shoes need to be ready for the next adventure quickly.

The shoe's light "Bone White" color, which Crankbrothers claims helps disguise dust and reflects heat, further contributes to keeping feet cool. While the heat-reducing property is evident, the lighter color does make dirt more noticeable, especially for riders in muddy conditions. Despite the difficulty in keeping them pristine, their functionality outweighs aesthetic concerns, particularly for those riding in drier environments.

The speed lace system lives up to its name, offering quick and easy adjustments. A simple pull tightens the laces securely, and loosening them is equally straightforward. Throughout rigorous testing, the laces maintained a surprisingly snug fit, even during demanding rides. The shoes also feature a lace pocket on the tongue, though its design could be more user-friendly. While intended to secure loose lace ends, accessing it can be awkward once the laces are fully tightened. A slight extension of the tongue above the laces would greatly improve accessibility and convenience.

In terms of fit, the Crankbrothers Mallet Trail Speed Lace Vent offers a fairly standard feel. The toe box is neither excessively narrow nor wide, making it suitable for a broad range of foot shapes. For those on the fence, ordering a half size up might provide a bit more room, although a slightly wider toe box would be personally preferred. The balance between stiffness and walkability is excellent for trail riding, providing efficient power transfer on the bike while remaining comfortable for walking, thanks to the EVA midsole. The flat-pedal-shoe-style outsole ensures confident traction on wet rocks and logs.

The shoes integrate Crankbrothers' proprietary Match Outsole design, optimized for their pedals. However, during testing with Shimano SPD pedals, the shoes performed flawlessly. The well-designed cleat channel makes engaging with pedals effortless, and minimal click-clack noise is produced when walking on hard surfaces. Weighing 960g per pair (size 12US, without cleats), these shoes are comparable to some competitors but slightly heavier than others, which might be surprising given their emphasis on ventilation.

A Cyclist's Perspective on Innovation and Practicality

The introduction of the Crankbrothers Mallet Trail Speed Lace Vent clipless mountain bike shoes marks a significant step forward in addressing rider comfort during warmer months. From a cyclist's viewpoint, the primary benefit of these shoes is their commitment to foot ventilation and quick drying. This focus on practical comfort transforms hot, grueling rides into more enjoyable experiences, allowing riders to concentrate on the trail rather than on discomfort. The intelligent design, particularly the expansive mesh, shows a deep understanding of the challenges faced by mountain bikers in diverse conditions.

While the speed-lacing system is highly effective in securing the foot, the minor design flaw with the lace pocket highlights the ongoing quest for perfection in cycling gear. Such details, though small, can significantly impact a rider's overall experience. Similarly, the rapid accumulation of dirt on the "Bone White" exterior, while a minor aesthetic concern, underscores the reality of aggressive off-road cycling. It serves as a reminder that performance often takes precedence over pristine appearance in the world of mountain biking.

Ultimately, these shoes encourage a perspective where functionality and comfort are paramount. They inspire confidence in tackling demanding trails, knowing that foot fatigue due to heat and moisture is minimized. The ability to drain and dry quickly also suggests a thoughtful consideration for riders who might encounter unexpected water crossings or multi-day adventures. The Crankbrothers Mallet Trail Speed Lace Vent embodies a successful fusion of innovative design and practical application, reinforcing the idea that specialized gear can truly enhance the passion for mountain biking.

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