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Description
ALPINESTARS SMX-6 V3 Vented Boots - Black - US 7.5/EU 41 2223225-10-41Packed with a host of innovative safety and protective features, SMX 6 v3 Vented Boots are the ultimate track and street performance riding boots packed with race derived technology and protective materials designed to give riders a crucial performance edge on the track or street Precision engineered to closely conform to the anatomical contours of the foot, offering optimal flexibility, improved walking comfort, and breathability Every component has
- Packed with a host of innovative safety and protective features, SMX-6 v3 Vented Boots are the ultimate track and street performance riding boots packed with race-derived technology and protective materials designed to give riders a crucial performance edge on the track or street
- Precision-engineered to closely conform to the anatomical contours of the foot, offering optimal flexibility, improved walking comfort, and breathability
- Every component has been carefully designed with rider performance in mind, including the protection innovations, improved ergonomics, and comfort features
- Upper constructed from an advanced microfiber with a dedicated laser perforated area for breathability
- Engineered to offer light weight, high-performance to provide superb levels of flexibility protection against abrasion and designed to provide superb levels of flexibility
- Front flex and back flexion zones are constructed with textile over-injected on 3D mesh, with soft Thermoplastic Polyurethane (TPU) for enhanced impact abrasion while also promoting a natural forwards and backwards movement
- An evolution of Alpinestars unique ankle brace protection system provides a biomechanical support and protection between lateral top calf, shin and ankle, for superior ankle articulation, as well as providing Achilles and ankle impact protection
- Alpinestars Lace-Lock System is constructed from an advanced polymer resin for a guaranteed quick, precise, and secure closure
- Main upper material is constructed from microfiber with an area that has laser perforations to provide durability, high levels of abrasion resistance, and flexibility, as well as breathability
- Air vents on heel counter and shin plate plus breathable mesh inserts on the back improve comfort and reduce fatigue on short and long ride
- Perforation padding on entire boot, including front and rear bellow, collar, and ankle for added ventilation and breathability, as well as premium rider comfort
- Ergonomic last for forefoot streamlining to enable greater control and improved precision on the bike’s controls
- Ergonomic elastic gaiter in front provides a precise fit in any condition
- Front flex and back flex design combines textile and over-injected, soft TPU areas, offering improved impact abrasion and optimal, natural front and back movement of the foot
- Medial side entry opening/closure system features elastic-mounted zipper with wide hook and loop closure
- Streamlined contact surface with the bike for greater control and rider comfort
- Pull flap with dedicated design for increasing pensility and facilitating the hook and loop closure
- Dual compound removable anatomic footbed made in EVA with Lycra on top
- Internal insole with integrated shank reinforcement for support to the arch area and foot protection
- Internal toe box protection is layered under the upper for durability, improved feel, and overall performance
- Sole is constructed from a lightweight rubber compound offering excellent grip on the pedal box
- TPU lateral ankle brace protection provides a biomechanical support and protection between lateral top calf/shin and ankle
- Equipped with a TPU shifter zone for superior protection on the lower medial side
- Strategically positioned, race-derived TPU shin plate protector delivers superior impact and abrasion resistance while offering a more compact design, so the boot fits easily under the pants
- Dual density TPU ankle protectors are strategically positioned between the upper on the medial side and the padded lining to provide the strategic protection in key areas
- Replaceable, dual density TPU toe sliders with screw-in assembly provides comprehensive protective coverage around the outer toe area while still being supremely flexible for walking comfort
- Back calf TPU bridge is designed to reinforce the level of protection and support
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 17 reviews
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Product Reviews
★★★★★ 5
A chair that does the job
Color: Black, Color: Black
I’m really happy with this chair overall. I wanted something comfortable, sturdy, breathable, and spacious enough for long hours at my desk when I work from home, and this chair delivered. I’d easily give this chair five stars because it exceeded my expectations in comfort, quality, and overall value.
Comfort and Support
The mesh back keeps it cool and comfortable during extended use. One of my favorite features is the adjustable lumbar support. You can manually position it exactly where your lower back needs support, and it fits the curve of my back perfectly. It provides great support without feeling too firm or uncomfortable.
Build Quality and Design
The chair itself feels solid and well-built. It doesn’t creak or make noise when shifting around, which makes it feel stable and high-quality. The seat is roomy and comfortable, and the overall design looks clean and modern.
Easy Assembly
It also came with an instruction manual that was extremely simple to follow, and assembly was very easy. I was able to put the chair together by myself in about 20 minutes without any help.
Armrest Functionality
I also like the armrests. They aren’t adjustable by height, but they do flip all the way up, which is surprisingly convenient. You can easily slide the chair under a desk or use it as an armless chair when needed.
Packaging and Presentation
Another thing worth mentioning is the packaging. Everything arrived extremely well-packed. Every individual part of the chair was wrapped securely, including bubble wrap protection for the components. The hardware and accessories were neatly organized, and the chair even came with the necessary tools for assembly in case you don’t own a drill or tool set. The presentation and packaging were excellent and showed real attention to detail.
Overall Impression
Overall, this is a fantastic office chair for the price: comfortable, supportive, sturdy, easy to assemble, and packaged exceptionally well. I’d absolutely recommend it and would confidently give it a five-star rating.
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Reviewed in the United States on May 23, 2026
★★★★★ 5
Nice chair
Easy to assemble and looks clean in my home office. The lumbar support is actually helpful, and I like that the arms flip up so I can tuck it under my desk. It’s comfortable for a full workday, though the seat could be a bit softer. Overall, solid value for the price.
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Reviewed in the United States on May 2, 2026
★★★★★ 5
Comfortable and Good Quality
I'm happy with the chair and feels durable. It's supportive for my back and has good lumbar support. It was also easy to put together. Good value for the money.
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Reviewed in the United States on May 27, 2026
★★★★★ 5
Comfortable and easy to move around
This chair is really comfortable. The seat cushion is soft but supportive, and the mesh back keeps my back cool during long workdays. The lumbar support helps a lot with my posture. What I especially like is how smoothly the casters roll — glides effortlessly on my floor, no noise at all. Assembly was quick, around 10 minutes. The flip-up armrests also help save space when pushing the chair under my desk. Great value for the price. Highly recommend for anyone needing a solid, comfortable home office chair.
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Reviewed in the United States on June 7, 2026
★★★★★ 4
Great chair at a good price
It's a great chair, comfortable and reasonably priced for an ergonomic office chair. I usually don't write reviews, but I also understand how purchasing an office chair can feel overwhelming with so many choices.
I needed to replace the chair I'd purchased in 2020. At the time I'd not spent a lot of money, not sure if working remotely would be temporary or permanent. It lasted about as long as one might expect. I did quite a bit of research choosing a replacement. I'm always hesitant to purchase furniture without trying it out in person.
This chair is worth the price, not on the higher end of what's available but definitely not cheap. I've had it for about three weeks and so far, it's perfect for the 8-10 hours I spend in it during the week.
It arrived early, a great bonus. Assembly was quick, with easy-to-follow directions and all the tools and parts needed. (including some spare screws). I agree with others who mentioned that a spare set of hands would have helped, but I had no issue doing it myself.
It's a sturdy chair with good lumbar support. The adjustability of that feature can accommodate different heights. (I'm around 5'4") Changing seat height or whether the back tilts or remains stationary are all easy to accomplish. The one minor caveat is the seat is leather, so in warm weather and shorts season, it's not ideal. I solved that by purchasing a cover (because of the way the chair fits together, I purchased one that covers both the seat and back because a seat cover by itself would not work). That has worked fine and I'm not sure whether I'll keep the cover on all year.
Overall, it's a great chair at a good price.
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Reviewed in the United States on September 4, 2022