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Size Guide

What size should I order?

It is very difficult to recommend which size to purchase as each person has their own preferences for how an item should fit and feel. We hope the below size guides help you with your decision.

Men’s & Unisex
(Men's Running Vest, Unisex Cycle Jersey, Unisex Technical T-Shirt, Long Sleeve Technical Top)
  Chest (cm) Chest (inch) Waist (cm) Waist (inch)
S 96 38 76-81 30-32
M 102 40 81-86 32-34
L 107 42 86-91 34-36
XL 112 44 91-96 36-38
XXL 117 46 96-102 38-40
Women's
(Women's Running Vest, Women's Leggings)
Size Chest (cm) Waist (cm) Hip (cm)
S/10 88-92 68-72 92-96
M/12 93-97 73-77 97-101
L/14 98-102 78-82 102-106
XL/16 103-107 83-87 107-111
XXL/18 108-112 88-92 112-116
Hoodie Sizing (Unisex)
Size S M L XL XXL
Chest (to fit) 37" 40" 43" 46" 50"
Purple Cotton T-shirt Sizing (Unisex)
Size S M L XL XXL XXXL
Chest (to fit) 34/36 38 40/42 44/46 48/50 54/56
Big Step Forward T-shirts Adults
Size S M L XL XXL XXXL
Chest (to fit) 35/37" 38/40" 41/43" 44/46" 47/49" 50/52"
Big Step Forward T-shirts Kids
Size X Small Small Medium Large
Chest (to fit) 30" 32" 34" 36"

Measurement Tips

  1. Chest: Measure around the largest part of your chest. Be sure not to pull the measuring tape too taut.
  2. Bust: Measure around the fullest part of the bust, across your shoulder blades.
  3. Waist: Measure around your natural waistline and ensure the measuring tape is taut.
  4. Hip: Stand with your feet together and measure around the widest part of your hips. Ensure measuring tape is taut.