Flex-AST 5 Denim Pants

The FLEX-AST 5 Denim Pants are protective riding jeans reimagined for everyday wear. Designed with a lightweight monolayer stretch denim construction and a clean, tapered fit, they deliver all-day comfort and casual styling without compromising on safety. Engineered to exceed performance specifications and CE certification standards, these jeans offer discreet, built-in protection with refined detailing and a modern wash and finish—making them an ideal choice for riders who want all-day comfort and everyday practicality with built-in moto-specific protection.

• Premium Comfort: Lightweight monolayer denim with built-in mechanical stretch offers riders premium comfort and everyday wearability.
• Tailored Fit: Regular tapered fit for a modern silhouette that transitions effortlessly from road to street.
• Casual Styling, Moto Protection: Clean, lifestyle denim aesthetic with built-in protection—the perfect everyday riding jeans.
• Adjustable Armour Placement: Three-position adjustable knee protector pockets allow for a personalised fit and optimal impact coverage.
• Protective Armour Inside: Equipped with Nucleon Flex Plus knee armour for enhanced comfort, breathability and premium protection.
• Engineered for Performance: Designed to meet Alpinestars’ FLEX-AST comfort specifications, the high-performance monolayer construction delivers lightweight durability and long-lasting comfort.
• Comfortable Stretch Blend: Durable, lightweight fabric composition of 53% cotton, 30%+ polyester, and 17% polyamide offer a lightweight feel with built-in stretch for all-day comfort across varying climates.
• Durable Construction: Hidden external double stitching and overlock seams ensure long-term structural integrity and lasting performance in impact-prone areas.
• Ventilated Armour Pockets: Lightweight and breathable protector pockets are designed to maintain airflow, while securing the armour for effective impact protection and enhanced comfort.
• Ergonomic Waistline: A raised back waist provides enhanced coverage and comfort in the riding position.
• Functional Storage: Deep, easy-access hand pockets are designed for practicality—even while seated on the bike—keeping essentials secure and within reach.
• Classic Denim Aesthetic: Heritage-inspired details include selvedge-look interior seam stitching with colour contrast thread and subtle Alpinestars logo embroidery on the coin pocket, delivering an authentic denim finish.
• Nucleon Flex Plus Knee Armour: Level 1 slim-profile protectors with 3D shaping and breathability for all-day comfort and protection.
• Knee Protector Positioning Pocket: the pants feature 3-position, adjustable knee armour pocket, for convenient positioning of the protectors for an optimal coverage and a perfectly tailored fit.
• Hip Protection Ready: Compatible with optional Bioflex Level 1 hip protectors—flexible, adaptive, and low-profile for discreet safety.
• Certified A Garment: Meets the safety standards as a CE certified Class A Garment, ensuring optimal protection and performance.
• Certified Safety Performance: Exceeds CE abrasion and tear strength thresholds by 20% in final wash and finish.

We appreciate your business and are committed to providing you with exceptional service and timely delivery. Please review the shipping information below for your order.

Order Processing Time:

Orders are usually processed within 24-48 hours after the order has been placed.
Custom or special order items may take longer to process, typically 3-5 business days.

Shipping Methods:

Standard Shipping (3-7 business days)
Expedited Shipping (2-3 business days)
Express Shipping (1-2 business days)

Packaging:

Rest assured that all items will be securely and safely packaged to prevent any damage during transit. Fragile or high-value parts will be packaged with additional protective materials, such as bubble wrap or foam padding.

Shipping Rates:

Shipping rates vary based on the size, weight, and destination of the package. You can view the estimated shipping costs for your order during the checkout process before placing your order.

Order Tracking:

Once your order has been shipped, you will receive an email with the tracking number and carrier information. You can also track your order status by logging into your account.

International Shipping:

We ship worldwide! Please note that international shipping rates and delivery times may vary based on destination. Customers are responsible for any customs fees, import taxes, or additional charges that may apply.