The SIDI Heimx cycling boot provides weather resistance and durability with the new Gore-Tex EPE Membrane with Ripstop, providing a flexible and scratch-resistant fit. Enjoy ultimate stabilization and control with anatomical heel construction and Firmor lateral support technology, all without the extra weight. The Millennium Fit ensures comfort and stabilization for everyone, while high-density Dyneema dials offer a personalized fit. The X2NC sole with stiffness 7 delivers the perfect balance of riding and comfort, complemented by grip sole inserts for enhanced control. Reinforcements on the toes and heel ensure lasting durability, making it unmistakably SIDI.Gore-Tex EPE membrane with Ripstop and anatomical heel construction. Millennium Fit, this new system measures the length of the foot

SIDI Hiemx Cycling Boots Men's EU 48 Waterproof Gore-Tex Black/Black

Reference Number: 3HE4MZ

Discover the SIDI Hiemx Cycling Boot - Black/Black, Size 48, featuring the innovative Millennium Fit for unmatched comfort and performance. Designed for serious cyclists, this high-performance cycling shoe combines advanced materials, cutting-edge engineering, and versatile style to elevate your riding experience.

Premium Materials & Weather Resistance

Constructed with a state-of-the-art Gore-Tex EPE membrane featuring Ripstop technology, the SIDI Hiemx offers exceptional waterproofing, breathability, and durability. The scratch-resistant ripstop fabric ensures resilience against rough terrains and harsh weather conditions, keeping your feet dry and protected during long rides or intense training sessions.

Enhanced Fit & Customization

The Millennium Fit system measures your foot's length from heel to toe in centimeters, providing a precise, personalized fit that reduces fatigue and improves stability. High-density Dyneema dials allow for quick, micro-adjustments, ensuring a snug and secure fit tailored to your preference. The anatomical heel construction optimizes foot alignment, delivering superior support and comfort on every ride.

Performance & Engineering

Equipped with the X2NC sole featuring a stiffness rating of 7, the Hiemx strikes the perfect balance between walking comfort and power transfer, maximizing efficiency during both climbs and sprints. Grip sole inserts enhance traction when off the bike, allowing for confident walking and maneuvering on varied terrains. The reinforcement zones at the toes and heels provide added durability for demanding cycling conditions.

Components & Technology

The dial closure system ensures fast, secure adjustments on the fly, while Firmor lateral support technology provides essential stability for aggressive riding and cornering. Compatibility with 2-bolt cleat systems enables seamless integration with most clipless pedals, optimizing your pedaling efficiency.

Style & Use Case

Sleek black-on-black styling lends a professional, understated look suitable for road cycling, triathlon, or gravel adventures. Whether you're hitting the mountain trails or competing in a race, the Hiemx's weatherproof design and high-performance features make it your ideal cycling partner in any environment.

Innovative & Differentiating Features

- Waterproof Gore-Tex EPE Membrane with Ripstop for durability and weather resistance

- Millennium Fit for precise, personalized comfort and stability

- 7 stiffness X2NC sole balances power transfer with walkability

- Dyneema high-density dials for quick, micro-adjustments

- Reinforced toe and heel sections for long-lasting durability

Upgrade your cycling gear with the SIDI Hiemx Cycling Boot - engineered for performance, built for comfort, and designed to withstand the demands of serious riders. Whether for training or competition, enjoy reliable weather protection, superior fit, and optimal power transfer on every ride.

  • Gore-Tex EPE membrane with Ripstop material offers superior weather resistance, breathability, and durability, ensuring your feet stay dry and comfortable in all conditions.
  • Millennium Fit technology provides a precise, foot-length-based fit for enhanced stability, reduced fatigue, and all-day comfort during long rides and demanding climbs.
  • The X2NC sole with 7 stiffness delivers optimal power transfer for efficient pedaling, while grip sole inserts improve traction when walking or maneuvering off the bike.
  • Firmor lateral support technology and reinforced toe and heel areas offer exceptional stability, protection, and durability for rigorous cycling sessions and extended use.
  • SIDI Hiemx Cycling Boots combine innovative engineering, lightweight design, and versatile style, making them perfect for competitive racing, endurance cycling, or recreational rides in all weather conditions.
Item Specifications
Cleat Bolt Pattern2-Bolt
ClosureDial
Shoe Size (EU)48
Gender/AgeMen's
ColorBlack/Black
Defined ColorBlack

Why 365 Cycles?

365 Cycles is an Authorized SIDI Dealer, and we offer the Full SIDI Warranty!

Fast Shipping!

Professional Customer Service- available 7 days a week
Check out our 200,000+ amazing reviews!

365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.

At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



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Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

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