Size Chart

Girls Activewear Size Guide - Australian Fit & Measurements.

Measure the body (not the garment). If between sizes, size up for comfort:

Size

Age Guide

Height (cm)

Chest (cm)

Waist (cm)

Hips (cm)

4 (coming soon!)

3-4

102-108

56-60

52-54

60-62

6

5-6

110-120

60-64

54-56

64-68

8

7-8

120-130

64-68

56-58

68-72

10

9-10

130-140

68-72

58-60

72-76

12

11-12

140-150

72-76

60-62

76-80

14

13-14

150-160

76-80

62-64

80-84


Finding the perfect fit in girls activewear is important for comfort, performance, and confidence. Our Twyn Active size guide is designed specifically for our girls and provides accurate measurements for singlets, bike shorts, crop tops and matching activewear sets.

Use this kids' activewear size chart to measure your child correctly and choose the right size for sport, training and everyday movement.

Shop the Twyn sets here:  SHOP NOW

FAQs:

Do Twyn Active sizes run true to size?

Yes, our girls activewear is designed to fit to Australian standard sizing.

What is my child is between sizes?

We recommend sizing up for growing kids!