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Alpinestars Flex-AST 5 Denim Pants, Urban Motorcycle Jeans, Indigo Washed Blue, front view showing a modern tapered fit and casual five-pocket styling, worn with a black top and sneakers, designed for urban riding comfort and protection.
  • Alpinestars Flex-AST 5 Denim Pants, Urban Motorcycle Jeans, Indigo Washed Blue, front view showing a modern tapered fit and casual five-pocket styling, worn with a black top and sneakers, designed for urban riding comfort and protection.
  • Alpinestars Flex-AST 5 Denim Pants, Indigo Washed motorcycle jeans, regular tapered fit, worn with black high-top sneakers and a black shirt, casual urban riding gear featuring a classic denim appearance.
  • Alpinestars Flex-AST 5 Denim Pants, Indigo Washed blue denim motorcycle pants, regular tapered fit, worn by a model with a black Alpinestars base layer and black casual shoes, urban riding lifestyle apparel.
  • Alpinestars Flex-AST 5 Denim Pants, Indigo Washed blue, rear view of person wearing casual motorcycle jeans with a tapered fit, styled with black Alpinestars sneakers, featuring back pockets and reinforced stitching for urban riding
  • Alpinestars Flex-AST 5 Denim Pants, Urban Motorcycle Denim, Indigo Washed blue, rear view showing tapered fit and back pockets with branding patch, casual street styling
  • Alpinestars Flex-AST 5 Denim Pants, Indigo Washed motorcycle jeans, modern tapered fit, worn by a male model with a black performance t-shirt and black sneakers, casual urban riding apparel.
  • Alpinestars Flex-AST 5 Denim Pants, Indigo Washed, back view of model wearing the pants, urban motorcycle riding jeans, tapered fit with monolayer stretch denim, paired with a black t-shirt and black sneakers
  • Man viewed from the back wearing Alpinestars Flex-AST 5 Denim Pants in Indigo Washed, urban motorcycle jeans featuring a modern tapered fit and rear pockets, paired with a black short-sleeved base layer and casual black shoes.
  • Alpinestars Flex-AST 5 Denim Pants, Indigo Washed, urban motorcycle jeans worn by a model with a black technical base layer, classic five-pocket styling with a modern tapered fit
  • Alpinestars Flex-AST 5 Denim Pants, Indigo Washed, back view showing regular tapered fit, worn with black short-sleeve base layer with red stitching, casual urban motorcycle riding jeans.
  • Alpinestars Flex-AST 5 Denim Pants, Indigo Washed, close-up of front right pocket and coin pocket with embroidered star logo, contrast stitching, casual urban motorcycle riding jeans
  • Alpinestars Flex-AST 5 Denim Pants, Indigo Washed, close-up detail of the waist and front pocket area, featuring contrast stitching and durable monolayer stretch denim, urban motorcycle riding pants with a casual look
  • Alpinestars Flex-AST 5 Denim Pants, Urban Motorcycle Jeans, Indigo Washed, close-up of the back pocket featuring a black Alpinestars logo patch with 'One Goal. One Vision.' text, contrast gold stitching, and monolayer denim texture
  • Flex-AST 5 Denim Pants
  • Alpinestars Flex-AST 5 Denim Pants, Urban Motorcycle Pants, Indigo Washed blue, rear view showing tapered fit and back pockets with black Alpinestars branding patch
Flex-AST 5 Denim Pants

Flex-AST 5 Denim Pants

urban contemporary | pants

$239.95
Color:Indigo Washed
Flex-AST 5 Denim Pants Flex-AST 5 Denim Pants

Size:28

Size guide

CE-Certified Garment

A Class
Description

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.
Key Features
  • Monolayer Stretch Denim: Lightweight single-layer fabric with mechanical stretch for freedom of movement without bulk
  • Regular Tapered Fit: Contemporary cut engineered for riding ergonomics and street versatility
  • Discreet Protection Integration: CE-certified armor system integrated into clean denim styling
  • 3-Position Knee Armor System: Adjustable protector pockets for customized armor placement and optimal impact coverage
  • Nucleon Flex Plus Armor: Level 1 CE-certified knee protectors with 3D shaping and ventilation for breathable protection
Protection
  • CE Class A certified (EN 17092) motorcycle protective garment
  • Exceeds CE abrasion and tear strength standards by 20%
  • Nucleon Flex Plus Level 1 knee armor for certified impact protection
  • 3-position adjustable knee pockets for optimal protector placement
  • Hip protector-ready: compatible with Bioflex Level 1 hip armor (optional)
Construction
  • Monolayer stretch denim construction: Single-layer fabric build for reduced weight and bulk
  • Fabric composition: 53% cotton, 30% polyester, 17% polyamide blend with mechanical stretch properties
  • Reinforced seam construction: Double-stitched external seams with overlock stitching in high-abrasion zones
  • Protector pocket construction: Internal mesh-lined compartments integrate knee armor with adjustable three-position placement system
  • Hip pocket compatibility: Built-in pocket structure accommodates optional Bioflex hip protectors
  • Extended back rise construction: Additional fabric panel at rear waistline for increased coverage
  • Reinforced hand pocket assembly: Deep pocket bags with reinforced entry points positioned for seated access
  • Interior seam finishing: Selvedge-style seaming with contrast thread detail and embroidered logo patch on coin pocket
Shipping & Returns
  • Free Shipping On Orders $99+
  • Free 30 day exchanges and returns
Reviews
SKU 8054866078347 EAN 3321526-77-28

Compatible Protection

Nucleon Flex Pro Knee Protector

Nucleon Flex Pro Knee Protector

Nucleon Flex Pro Knee Protector
$44.95

For product size:

Nucleon Flex Plus Knee Protectors

Nucleon Flex Plus Knee Protectors

Nucleon Flex Plus Knee Protectors
$29.95

For product size:

Bioflex Hip Protectors

Bioflex Hip Protectors

Bioflex Hip Protectors
$29.95

For product size:

Alpinestars Flex-AST 5 Denim Pants, Urban Motorcycle Jeans, Indigo Washed Blue, front view showing a modern tapered fit and casual five-pocket styling, worn with a black top and sneakers, designed for urban riding comfort and protection.

Flex-AST 5 Denim Pants

28 / Indigo Washed
$239.95

Flex-ast 5 Denim Pants

The Flex-AST 5 Denim Pant is a lightweight protective denim pant providing everyday casual comfort and style. Designed for leisure riding and all-day comfort both on and off the bike.

Comfort Construction

Monolayer lightweight construction with built in mechanical stretch.

Convenient Storage

Deep hand pockets for riding comfort when loaded.

Casual Fit

High back waistline for riding comfort and protection with a regular tapered fit.

Customizable Protection

CE Level 1 Nucleon Flex Plus knee armor delivers ventilated, low-profile protection with adjustable internal pockets for a custom fit with Bioflex Level 1 armor at hip.

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