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Alpinestars Tech Base Bottom
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$64.95
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Tech Base Bottom

Alpinestars’ Tech Base underwear is specifically designed for an ergonomic cut in the riding position. Gives an effective comfort and muscle support layer under your leather suit or jacket during warm weather.

Features:

  • Cut for general street / sport bike use, for race version see Alpinestars Tech Underwear
  • Designed for warm weather riding
  • Coldtack fabric construction
  • Micro profrated insert panel for comfort and breathablity
  • Ergonomic flat lock seam construction
  • Relaxed fit design for comfort
  • Printed Astar logo
Write a Product Review for a chance to win our monthly $100 giveaways.
Alpinestars Tech Base Bottom 4 5 1 1
Good moisture wicking capability. The base underwear is really good at wicking moisture, it has an excellent air flow. A must for warm weather riding. September 26, 2011
1-1 of 1
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Have a functionality, fit, or otherwise product-specific question about the Alpinestars Tech Base Bottom? Ask it here! If you have a customer service or shipping question, please direct it to our Customer Service department.

Men's Base Layer Pants Sizing

Euro USA Alpha US Pant Size Waist (cm) Hip (cm) Thigh (cm) Inseam (cm) Height (cm)
42 32 2XS 26 68-72 83-87 50-51 73-74 159-163
44 34 2XS-XS 28 72-76 87-91 52-53 75-76 164-167
46 36 XS-SM 30 76-80 91-95 54-55 77-78 168-171
48 38 SM-MD 32 80-84 95-99 56-57 79-80 172-175
50 40 MD 34 84-88 99-103 58-59 81-82 176-179
52 42 LG 36 88-92 103-107 60-61 83-84 180-183
54 44 XL 38 92-96 107-111 62-63 85-86 184-187
56 46 XL-2XL 40 96-100 111-115 64-65 87-88 188-191
58 48 2XL 42 100-104 115-119 66-67 89-90 192-195
60 50 3XL 44 104-108 119-123 68-69 89-90 192-195
62 52 3XL-4XL 46 108-112 123-127 70-71 91-92 196-199
64 54 4XL 48 112-116 127-131 72-73 91-92 196-199

Note: Alpinestars sizes displayed on our website are in Euro sizing, use the chart above to convert your standard US size to Euro. 

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

Click here to see the full Alpinestars Size Chart
Product Style RevZilla SKU ID Manufacturer Product # Availability
Black / SM 304061 47535810S In Stock: Ships next business day
Black / MD 304062 47535810M In Stock: Ships next business day
Black / LG 304063 47535810L In Stock: Ships next business day
Black / XL 304064 47535810XL In Stock: Ships next business day
Black / 2XL 304065 475358102X Available: Usually ships within 1-2 business days
Black / 3XL 304066 475358103X Available: Usually ships within 1-2 business days