Whatever the journey, Aertis is there to make it easier and better. The comfort of a premium suede construction meets the Firmor technology that offers great lateral support. The nylon sole with replaceable rubber insert allows for maximum grip in any situation and increased walking comfort.Designed for maximum lateral support the Firmor Closure contours the foot with a solid hold, and allows infinite size adjustment for the ideal individual fit. SIDI’s Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit. The closure uses a new proprietary SIDI Wire monofilament that is completely non-binding for intuitive and effortless on-the-fly adjustments. Like most SIDI small parts, the Tecno-3 System is serviceable and

Sidi Aertis Women's Mountain Clipless Cycling Shoes - Suede Upper, Firmor Support, Techno-3 Dial, 2-Bolt Size 38

Reference Number: 5XS6ED

Elevate your mountain biking performance with the SIDI Aertis Women's Mountain Clipless Shoes in sleek Black/Black, size 38. Crafted for female riders seeking exceptional comfort, superior support, and cutting-edge technology, these shoes are designed to conquer challenging trails and muddy terrains with confidence.

Premium Materials & Innovative Engineering

Constructed from durable, high-quality suede, the SIDI Aertis offers a premium feel and long-lasting performance. The shoe features the exclusive Firmor technology-a sophisticated lateral support system that contours the foot for personalized stability during rigorous rides. The lightweight nylon sole with a replaceable rubber insert delivers optimal grip across variable terrain, ensuring maximum traction whether you're pedaling or walking.

Advanced Components & Technology

Experience precise fit adjustments with the SIDI Tecno-3 System, featuring a user-friendly dial that allows for seamless, on-the-fly tightening and loosening. The proprietary SIDI Wire monofilament closure provides a non-binding, intuitive interface for effortless customization-ideal for quick adjustments during rides. Designed for durability and easy maintenance, the Tecno-3 system is both serviceable and replaceable, extending the lifespan of your cycling shoes.

Performance & Versatility

The SIDI MTB SR17 sole stands out as the ultimate in stiffness for efficient pedaling power transfer, combined with a flexible design for comfortable walking. The shoes include easily replaceable toe inserts, which can be customized by mounting spike plates for muddy or technical trail conditions-perfect for serious mountain bikers tackling challenging off-road environments.

Style & Use Case

These women's clipless mountain shoes blend sleek aesthetics with functional design, making them suitable for competitive racing, trail riding, or all-day adventure rides. Their versatile black color complements various cycling apparel styles, while the optimized fit and support enhance overall riding experience.

Key Features:

- Material: Premium suede upper with anatomical support

- Closure System: SIDI Tecno-3 dial with Wire monofilament for precise, effortless adjustments

- Support & Fit: Firmor lateral support technology with customizable fit options

- Sole: MTB SR17 composite sole for stiffness and walkability

- Grip & Traction: Replaceable rubber insert and mounting points for spike compatibility

- Activity: Mountain biking, trail riding, all-mountain adventures

- Size & Compatibility: EU 38, 2-bolt cleat pattern

Upgrade your mountain biking gear with the SIDI Aertis Women's Mountain Clipless Shoes-engineered for high performance, exceptional comfort, and unmatched durability on every trail. Whether conquering muddy sections or powering through climbs, trust SIDI to deliver the quality and innovation you need to ride at your best.

  • Premium suede construction provides durable comfort and a stylish black aesthetic for women's mountain cycling adventures.
  • Firmor support technology offers exceptional lateral stability and an adjustable fit for optimal power transfer on challenging terrains.
  • Advanced Tecno-3 dial system ensures a precise, customizable fit along the entire upper for enhanced pedaling efficiency and all-day comfort.
  • SIDI's lightweight SR17 nylon sole combines stiffness for maximum pedaling power with walk-friendly flexibility, perfect for trail riding and on-the-go walking.
  • Features replaceable toe inserts and compatibility with spikes, enabling versatile performance in muddy or technical conditions for serious female mountain bikers.
Item Specifications
Cleat Bolt Pattern2-Bolt
ClosureDial
Shoe Size (EU)38
Gender/AgeWomen's
ColorBlack
Defined ColorBlack
ActivityCycling

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.



MTSH2364 .

Company Details

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

Connect With Us

Sign up for news, special offers & other good stuff!