X ULTRA PIONEER AERO W
If you are dissatisfied with the product, you may exchange it, provided it is unused (with the exception of cosmetic or medical products, which cannot be returned) and is in its original packaging as received.
Exchanges will be accepted within 15 calendar days of receipt. All return and shipping costs will be the customer's responsibility.
WOMEN'S Textile Size Equivalences
| XXS | XS | S | M | L | XL | 2XL | 3XL | |
|---|---|---|---|---|---|---|---|---|
| Spain | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 |
| France | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 |
| Italy | 38 | 42 | 42 | 44 | 46 | 48 | 50 | 52 |
| US | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 |
MEN'S/WOMEN'S footwear size equivalences
| 23 | 23.5 | 24 | 24.5 | 25 | 25.5 | 26 | 26.5 | 27 | 27.5 | 28 | 28.5 | 29 | 29.5 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| FR | 36 | 36.5 | 37.5 | 38 | 39 | 39.5 | 40.5 | 41 | 42 | 42.5 | 43.5 | 44 | 45 | 45.5 |
| UK | 3.5 | 4 | 4.5 | 5 | 5.5 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10.5 | 11 |
| USA Men | 4.5 | 5 | 5.5 | 6 | 6.5 | 7.5 | 8 | 8.5 | 9 | 10 | 10.5 | 11 | 11.5 | 12 |
| USA Women | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8.5 | 9 | 9.5 |
Textile Size Equivalents HOME
| XS | S | M | L | XL | 2XL | 3XL | |
|---|---|---|---|---|---|---|---|
| Spain | 46 | 48 | 50 | 52 | 54 | 56 | 58 |
| France | 46 | 48 | 50 | 52 | 54 | 56 | 58 |
| Italy | 48 | 50 | 52 | 54 | 56 | 58 | 60 |
| USA | XS | S | M | L | XL | 2XL | 3XL |
All orders will be shipped to the address indicated by the buyer. The order will be processed once payment has been made and payment confirmed. Shipments will be made daily, except on non-working days.
The order will be received at its destination under the following terms:
Spain and Portugal:
For shipments within the Peninsula, the order will be delivered by a courier company (SEUR or MRW) within 48-72 hours after payment confirmation from the bank (always considering working days and excluding local or national holidays in both the sending and receiving countries).
Shipping costs are automatically calculated through the website based on the destination country and will be detailed during the order process.
(Tècnic Esports reserves the right to change shipping prices, either due to annual price fluctuations by the courier company or due to a configuration error by the user; in this case, the customer will be notified before shipping.)
Shipping within the Iberian Peninsula will be free for orders over €50.
Europe:
For these orders, shipping will be made via regular mail (LA POSTE) within 2-5 days after confirmation of payment by the bank (always considering business days and excluding local or national holidays in both the sending and receiving countries).
Shipping costs are automatically calculated on the website based on the destination country and will be detailed during the order process.
Tècnic Esports reserves the right to change shipping prices, either due to annual price fluctuations by the courier company or due to a configuration error by the user. In this case, the customer will be notified before shipping.
Shipping will be free for orders over €100.
- Cushioning - MODERATE
- Outdoor terrain MIXED TRAILS
- Shoe width - STANDARD
BENEFITS
Secure foothold
The reinforced SensiFit™ construction holds your foot comfortably in place, especially on those tough downhills.
Stable & cushioned
Surrounded by foam cushioning for comfort, the Advanced Chassis™ connects directly to the sole to stabilize your heel.
Extra grip
We packed in two different types of rubber and a patterned heel area to grab the ground, giving you more control in the wet and mud.
FEATURES
- CHASSIS: Advanced Chassis™
Advanced Chassis™ is a molded insert embedded in the outsole. Providing strong lateral support and reassuring protection, it also delivers optimal mobility and flexibility.
- UPPER CONSTRUCTION: SensiFit™
SensiFit™ cradles the foot from the midsole to the lacing system, providing a secure, snug, and virtually customized fit all around the foot.
- LACING SYSTEM: Regular laces
Traditional lacing system with eyelets.
- OUTSOLE: Chevron lugs
Lug design with deep penetration and multi-directional grip, improving traction on soft surfaces like mud or loose dirt.
- OUTSOLE: Mud Contagrip®
Built for maximum grip on loose, soft, rugged, and uneven surfaces, Mud Contagrip® uses deep, sharp lugs made from a compound that focuses on adhesion.
- MIDSOLE: EnergyCell
A high performance EVA foam that provides shock attenuation.
- UPPER MATERIAL: Anti-debris Mesh
Tight mesh that prevents debris from being trapped between your foot and the footbed.
- UPPER MATERIAL: Synthetic upper
Synthetic upper material provide great durability and protection for outdoor activities.
- LINING MATERIAL: Textile lining
A soft, breathable lining for extreme comfort.
- SOCKLINER: Molded OrthoLite® sockliner

Molded to match the contours of your foot, this OrthoLite® insole provides superior cushioning, breathability and durability, to upgrade the comfort and performance of your shoe.
- UPPER CONSTRUCTION
Protective toecap
DETAILS
Inlay sole - Textile
Lining - Textile
Outsole - Rubber
Upper - Leather / Textile
Drop - 11 in mm
Heel stack height - 19 mm
Forefoot stack heigh - 8 mm
Weight - 380 g
Lacing system- Regular laces
Waterproofness - None
| Color | |
| COLOR | OIL GREEN-CASTOR GRAY-AMPARO BLUE |