Alpinestars Flex-AST Canvas Pants, Black, front view of urban motorcycle pants featuring zippered front pockets and a slim ergonomic fit, made from stretch polycotton twill, heritage workwear-inspired design for city riders.

Alpinestars Flex-AST Canvas Pants, Black, Urban Motorcycle Pants, worn on model with black sneakers, featuring a heritage workwear design, stretch polycotton twill fabric, and functional zippered front pockets.

Alpinestars Flex-AST Canvas Pants, Black, rear view showing heritage workwear design with large back pockets, ergonomic urban riding fit, worn with black Alpinestars sneakers.

Alpinestars Flex-AST Canvas Pants, Urban Motorcycle Pants, Black, worn by a model with a black short-sleeved base layer featuring red stitching and black casual sneakers, highlighting the front zippered pockets and ergonomic canvas design.

Alpinestars Flex-AST Canvas Pants, Urban Motorcycle Pants, Black, worn with a black base layer and casual high-top sneakers, featuring large zipper utility pockets and a workwear-inspired design with an ergonomic fit for riding

Alpinestars Flex-AST Canvas Pants, Black Urban Motorcycle Pants, rear view on model, paired with a black short-sleeve base layer and black sneakers, featuring workwear-inspired design with large back pockets and a modern straight-leg fit.

Alpinestars Flex-AST Canvas Pants, Urban Motorcycle Pants, Black, Rear view showing workwear-inspired design with back pockets and extended back rise, worn with a black base layer and sneakers, ergonomic ride fit

Male model wearing Alpinestars Flex-AST Canvas Pants in Black, urban motorcycle pants featuring visible zippered front pockets and a workwear-inspired design, paired with a black base layer with red accents.

Flex-AST Canvas Pants

urban contemporary pants

Regular price: $254.95

Size

Size guide

Color Black

Product variants

30 days for exchanges & returns

CE-Certified Garment

A Class

The Flex-AST Canvas Pants are heritage-inspired moto trousers reimagined for the modern everyday rider. Featuring workwear styling and a moto-specific ergonomic cut, they combine stretch-comfort construction with discreet protective armor for a clean, utilitarian look with attitude.

Nucleon Flex Plus Knee Armor: CE Level 1 certified protection with 3-position height adjustment for personalized fit
Dual-Access Pocket Design: Left pocket offers top and side entry for convenient access while riding
Stretch Polycotton Twill: Monolayer construction provides unrestricted mobility and all-day riding comfort
Bioflex Hip Armor: CE Level 1 certified impact protection with enhanced breathability
Ergonomic Moto Fit: Pre-shaped knees and extended back rise for natural riding position
CE Class A Garment Certification: Meets European safety standards for protective motorcycle apparel

CE Level 1 Nucleon Flex Plus knee armor included (3-position height adjustable)
CE Level 1 Bioflex hip armor included for lateral impact protection
CE certified Class A Garment compliant with EN 17092-3:2020 standard
Adjustable knee armor pockets ensure optimal protector positioning in riding position
Integrated retention system prevents armor displacement during impact

Stretch polycotton twill outer shell with rinse finish treatment
Single-layer construction
Extended back rise with reinforced waistband
Pre-shaped knee panels
Triple-point front closure: zipper, metal hook, and button fastener
Integrated fabric zipper guard panel
Gusseted front pockets with zipper closures
Dual-access left pocket with top and side zipper entries
Standard back pocket construction
Jacket connection belt loops at waist
Adjustable snap closures at leg hems
Contrast decorative topstitching
Alpinestars branded hardware and zipper pulls

EAN 8054866033001

SKU 3321026-10-S

Compatible protection

Nucleon Flex Pro Knee Protector

racing/sport knee protectors 1 color

Regular price: $44.95

For product size: S

Protection size: M

Choose different size

Nucleon Flex Plus Knee Protectors

racing/sport knee protectors 1 color

Regular price: $29.95

For product size: S

Protection size: M

Choose different size

Bioflex Hip Protectors

racing/sport hip protectors 1 color

Regular price: $29.95

For product size: S

Protection size: M

Choose different size

Ergonomic Ride Fit

Moto-derived, ergonomic fit and ergonomic knees for premium comfort in the riding position.

Refined Details

Decorative top stitching, branded zipper pullers, and Alpinestars embroidery for a touch of vintage.

Tailored Modern Style

Bottom snaps at the lower legs allow for a personalized fit and add subtle, contemporary style.

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.