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Alpinestars C-1 Air Pants

For city-slickers and tourers alike, the C-1 Air Pants are the the perfect stylish choice for warm weather riding. Their 450D Polyfabric and tech mesh construction provides sleek styling and optimal levels of ventilation. The included Nucleon Flex Plus Level 1 knee protectors offer superior impact protection while maintaining flexibility and comfort. Designed for touring and commuting, these versatile pants offer a clean aesthetic and lightweight construction, combining practicality with sophistication.

Construction:

  • 450D Polyfabric
  • Tech mesh

Ventilation:

  • Large tech mesh areas on the front and back

Protection & Safety:

  • Nucleon Flex Plus Level 1 knee protectors included
  • 3-position, adjustable knee armor compartments sewn with color-coded stitching to easily differentiate the individual pockets (the white stitching indicates the standard position)
  • Reflective heat transfer logo
  • Certified as a CE Class A garment

Comfort:

  • Ideal for warm weather riding
  • Ergonomic knee area for freedom of movement and comfort
  • Entire crotch panel without inseam for optimal comfort

Pockets:

  • Zippered, front garage pockets
  • Back pockets with overlapping closure

Other Features:

  • Belt loops
Product Style RevZilla Item # Store Sku MFR. Product # Availability
Product Style Black / 5XL RevZilla Item #10422263 Store Sku MFR. Product #3320725-10-5XL AvailabilityOut of Stock
Product Style Black / 4XL RevZilla Item #10422264 Store Sku MFR. Product #3320725-10-4XL AvailabilityOnly 2 Left: Ships within 24 hours
Product Style Black / 3XL RevZilla Item #10422265 Store Sku MFR. Product #3320725-10-3XL AvailabilityOut of Stock
Product Style Black / 2XL RevZilla Item #10422266 Store Sku MFR. Product #3320725-10-XXL AvailabilityOnly 1 Left: Ships within 24 hours
Product Style Black / XL RevZilla Item #10422267 Store Sku MFR. Product #3320725-10-XL AvailabilityOut of Stock
Product Style Black / LG RevZilla Item #10422268 Store Sku MFR. Product #3320725-10-L AvailabilityOut of Stock
Product Style Black / MD RevZilla Item #10422269 Store Sku MFR. Product #3320725-10-M AvailabilityOut of Stock
Product Style Black / SM RevZilla Item #10422270 Store Sku MFR. Product #3320725-10-S AvailabilityOut of Stock
Product Style Black / XS RevZilla Item #10422271 Store Sku MFR. Product #3320725-10-XS AvailabilityOut of Stock

Alpinestars Men's Textile Pants Sizing

Size Waist (cm) Hips (cm) Thigh (cm) Inseam (cm) Height (cm)
2XS 63-69 79-84.5 48-50.5 71-73 157-162
XS 69-75 84.5-90 50.5-53 74-76 163-168
SM 75-81 90-95.5 53-55.5 77-79 169-174
MD 81-87 95.5-101 55.5-58 80-82 175-179
LG 87-92 101-106.5 58-60.5 83-85 180-184
XL 92-97 106.5-112 60.5-63 86-88 185-189
2XL 97-102 112-117.5 63-65.5 89-91 190-194
3XL 102-107 117.5-123 65.5-68 89-91 190-194
4XL 107-112 123-128.5 68-70.5 91-92 195-199
5XL 112-117 128.5-134 70.5-73 91-92 195-199
6XL 117-122 134-139.5 73-75.5 91-92 195-199

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • H Height
    With no shoes on, stand with your back against a wall and your feet together. Measure from the floor to the top of your head.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.
  • HP Hips
    Measure the circumference, from pelvic bone to pelvic bone, at the widest part of your hips below the waist.
  • I Inseam
    Measure from the highest point of your crotch down to your ankle, along your inner leg.
  • T Thigh
    Measure the circumference of your thighs at the widest point, while in a seated position, with your knees bent to a 90° angle.
Product Description
Part Numbers
Sizing & Fit
9 Customer Reviews
9 4.5/5
6 Questions & 15 Answers
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