1. Motorcycle
  2. Forward
  3. Apparel
  4. Forward
  5. Pants
  6. Forward
  7. Flex-AST Explorer Pants
Flex-AST Explorer Pants
Flex-AST Explorer Pants
Flex-AST Explorer Pants
Flex-AST Explorer Pants
Alpinestars Flex-AST Explorer Pants, Black adventure touring motorcycle pants, man wearing fitted textile riding pants with zippered cargo pockets and reinforced panels, styled with a black base layer and motorcycle boots, durable protection for adventure riding
Flex-AST Explorer Pants
Flex-AST Explorer Pants
Flex-AST Explorer Pants
Flex-AST Explorer Pants
Flex-AST Explorer Pants
Flex-AST Explorer Pants
Flex-AST Explorer Pants

Flex-AST Explorer Pants

all terra adventure pants

Regular price
£209.99
Earn 219 points with Alpinestars Membership
Size
Size guide
Color Black
Flex-AST Explorer Pants
Flex-AST Explorer Pants Flex-AST Explorer Pants

Warm Climate

>

CE-Certified Garment

AA Class

Engineered for warm weather adventure riding, the Flex-AST Explorer Pants feature lightweight stretch ripstop construction with CE AA certification and integrated Nucleon Flex Plus Level 1 knee and Bioflex Level 1 hip armor. Fully breathable design, external protector pockets, and compatibility with All Terra jackets deliver exceptional comfort and protection for diverse terrains and on/off-bike activities.
  • Stretch ripstop construction: Reinforced knees and seat resist abrasion while maintaining mobility for active riding
  • CE AA certified protection: Nucleon Flex Plus knee and Bioflex hip armor deliver flexible Level 1 impact coverage
  • Fully breathable design: Ventilated stretch panels maintain comfort in warm weather adventure conditions
  • External protector pockets: Quick knee armor removal for versatility on and off the bike
  • Adjustable knee armor: Repositionable protection adapts to different riding positions and leg lengths
  • Practical touring design: Cargo pockets, belt loops, and zippered hem accommodate various boots and gear
  • CE AA certified adventure riding pants
  • Nucleon Flex Plus CE Level 1 knee armor for impact protection
  • Bioflex CE Level 1 hip armor provides crash protection
  • Adjustable knee protector positioning ensures proper coverage across riding positions
  • Ripstop reinforcements at knees and seat resist abrasion and tearing
  • Abrasion-resistant materials protect against road contact and slides
  • Lightweight stretch textile outer shell
  • Ripstop fabric reinforcements at knees and seat
  • Fully breathable main construction
  • Multi-panel cut for riding position
  • Zippered cargo pockets
  • External knee protector pockets with accessible openings
  • Extended zipper at lower leg hem
  • Integrated belt loops
  • Available in regular and short length configurations
  • Free shipping above £90
  • Free 30 days returns
EAN 8054866073939
SKU 3320526-10-S
Complete the look
Ride V2 Summer Top Tech Layer
Alpinestars Ride Tech V2 Top Short Sleeve Summer, Black with Red accents, short sleeve motorcycle base layer, compression fit with body-mapped mesh ventilation panels, technical performance wear for summer road and track riding Ride V2 Summer Top Tech Layer

Ride V2 Summer Top Tech Layer

racing/sport top layers - short sleeve 1 color
Regular price
£59.99
Expand
Corozal V2 Adventure Drystar® Boots
Alpinestars Corozal V2 Adventure Drystar® Boots, Black, rugged adventure motorcycle boot with white Alpinestars logos on the shin and heel, two adjustable polymer buckles, and a durable multi-material construction designed for all-terrain riding. Corozal V2 Adventure Drystar® Boots

Corozal V2 Adventure Drystar® Boots

all terra adventure boots 2 colors
Regular price
£329.99
Expand
Compatible Protection
Nucleon Flex Pro Knee Protectors
Alpinestars Nucleon Flex Pro Knee Protectors, Anthracite gray, pair of ergonomic motorcycle armor inserts featuring a ventilated honeycomb open-cell structure for airflow and lightweight impact protection Nucleon Flex Pro Knee Protectors

Nucleon Flex Pro Knee Protectors

racing/sport knee protectors 1 color
Regular price
£29.99

For product size: S

Protection size: M

Choose different size
Nucleon Flex Plus Knee Protectors
Alpinestars Nucleon Flex Plus Knee Protector, Black, motorcycle knee armor insert featuring a perforated open-cell honeycomb structure, ergonomic slim profile, and flexible design with embossed star logo Nucleon Flex Plus Knee Protectors

Nucleon Flex Plus Knee Protectors

racing/sport knee protectors 1 color
Regular price
£22.99

For product size: S

Protection size: M

Choose different size
Bioflex Hip Protectors
Alpinestars Bioflex Hip Protectors, Black, pair of motorcycle hip armor inserts featuring a ventilated honeycomb cell structure, slim ergonomic shape for a discreet fit, adaptive impact protection pads. Bioflex Hip Protectors

Bioflex Hip Protectors

racing/sport hip protectors 1 color
Regular price
£19.99

For product size: S

Protection size: M

Choose different size
Image 69858530197882
Image 69850516816250

Flex-AST Explorer Pants

Engineered for warm weather adventure riding, the FLEX-AST Explorer Pants are lightweight, breathable, and durable adventure pants, providing exceptional comfort and protection for riders exploring diverse terrains in hot climates.

Image 69858529182074
Image 69858529214842

SUPERIOR MILD + SUMMER COMFORT

Featuring full breathable and stretchable main chassis with ripstop reinforcements.
Image 69858529149306

PRACTICALITY

Zippered ergonomic cargo pockets.
Image 69858530427258

ACCESSIBLE PROTECTION

Knee armor accessible from outside the pant (ideal for a walk off the bike). Nucleon Flex Plus CE Level 1
Image 69858529378682
Image 69858529444218

Recommendations

Maxdura Drystar®XF Laminated Armored Shell
Maxdura Drystar®XF Laminated Armored Shell Maxdura Drystar®XF Laminated Armored Shell

Maxdura Drystar®XF Laminated Armored Shell

all terra adventure jackets 4 colors
Regular price
£439.99
AT-15 Back Pack
Alpinestars AT-15 Back Pack, adventure motorcycle backpack, Dark Gray and Deep Gray, worn by a rider over a blue and gray jacket, featuring All Terra branding, ergonomic structural design, adjustable straps, and blue zipper accents. AT-15 Back Pack

AT-15 Back Pack

all terra adventure backpacks 3 colors
Regular price
£189.99
Maxdura Dual Jersey
Man wearing Alpinestars Maxdura Dual Jersey in Deep Gray and Royal Blue with orange accents, featuring a full mesh torso and zippered chest pockets, paired with matching blue adventure riding pants, technical dual-sport and off-road apparel Maxdura Dual Jersey

Maxdura Dual Jersey

all terra adventure jerseys 4 colors
Regular price
£99.99
Maxdura Dual Pants
Alpinestars Maxdura Dual Pants, Adventure Motorcycle Pants, Royal Blue and Deep Gray, orange zipper accents, worn with a black Alpinestars base layer and black boots, featuring reinforced knee panels and a technical off-road design Maxdura Dual Pants

Maxdura Dual Pants

all terra adventure pants 3 colors
Regular price
£289.99
Cusco Drystar® Jacket
Alpinestars Cusco Drystar® Jacket, Black motorcycle jacket, worn by a model with matching black gloves and pants, featuring technical textile construction with white Alpinestars logos, designed for road adventure touring Cusco Drystar® Jacket

Cusco Drystar® Jacket

all terra adventure jackets 4 colors
Regular price
£339.99
Cusco Drystar® Pants
Alpinestars Cusco Drystar® Pants, Adventure Motorcycle Pants, Black, front view, featuring zippered thigh ventilation and adjustable waist, durable ripstop and 600D textile construction, worn with black boots Cusco Drystar® Pants

Cusco Drystar® Pants

all terra adventure pants 2 colors
Regular price
£259.99
Top Categories Forward
Moto Forward
MX Forward
Auto Forward
MTB Forward