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Alpinestars Tech-Air 5 Plasma Sizing

Waist-to-shoulder length (WSL) is the length measured on the back from the waistline to the junction of the shoulder to the neck at the highest point.
Size Chest (cm) Waist (cm) Outer Arm (cm) Height (cm) Waist-to-Shoulder Length (cm)
XS 83.5-89 69-75 57.5-59 163-168 44-46
SM 89-94.5 75-81 56-60.5 169-174 44-46
MD 94.5-100 81-87 60.5-62 175-179 46-48
LG 100-105.5 87-92 62-63.5 180-184 46-48
XL 105.5-111 92-97 64-65.5 185-189 48-50
2XL 111-116.5 97-102 65.5-67 190-194 48-50
3XL 116.5-122 102-107 65.5-67 190-194 50-52
4XL 122-127.5 107-112 67.5-70 195-199 50-52

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

How to Measure

  • C Chest
    Measure around the fullest part of your chest, under the armpits, keeping the measuring tape parallel to the ground.
  • 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.
  • 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.
  • A Arm (Shoulder to Wrist)
    Standing up straight with your arms at your sides, measure from the Acromion or summit of your shoulder, down to your wrist bone, along the outside of the arm.
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