ioMerino Size Guide

Click here to learn more about our different fits and how to choose the size that's right for you.

We strive to make all our products true to size. The sizing charts below are general and not garment specific, but hopefully, it will give you some guidance when choosing your size. In instances where you’re perhaps in between two sizes then take a look at our recommendations below.

For further assistance with sizing, contact us here.

If for some reason you are not 100% satisfied with the size you chose, we’ll happily offer an exchange, refund or store credit on any non-sale garments. For more about our refunds and exchange policy, click here.

 Men's General Size Chart

Men's Summit Zip Hoodie

Measurements in cm. 

Measurements include ribbed hem.

Sleeve length from pit to hem.

Men's Summit Easy Fit Hoodie

Measurements in cm. 

Measurements include ribbed hem.

Sleeve length from shoulder to cuff.

Men's Glacier Tracksuit Pants 

Outside Leg measurement (including waist band).

Men's Pace Compression Leggings - Original

Outer leg length measure from top of waist to ankle.

Measurements in cm.

Men's Stride Track Pants

Leg length measurement includes ankle cuff.

Women's Size Conversion Chart

Women's Size Chart - Altitude 'Contact Fit'

The Altitude range is designed to be a tight, but comfortable, fit. If you size up it will give you a little extra room, but it will still hug your body as that’s what this range is designed to do. If you want a looser fit consider the Ultra or Universal range. 

Women's Size Chart - Universal, Ultra, and Horizon 'regular fit'

These garments are designed true to size, but going up a size in the Ultra will give it a slightly looser fit, whilst remaining sporty. The Universal and Horizon are already designed as a more casual fit. 

Women's Summit Zip Hoodie

Measurements in cm. 

Measurements include ribbed hem.

Sleeve length from pit to hem.

Women's Summit Easy Fit Hoodie

Measurements in cm. 

Measurements include ribbed hem.

Sleeve length from shoulder to cuff.

Women's Stride Tracksuit pants

Measurements do not include the ankle cuff. 

Please keep in mind the style of these pants is slightly drop crotch. 

Measurements in cm. 

Women's Yoga Pants

Measurements in cm. 
Outer Leg Length includes from the top of the waist to the bottom of the pant leg.

Women's Freedom Sweatpants

Outside leg measurement includes waist band.

Measurements in cm. 

Women's Pace Compression Leggings, 3/4 and Bike Shorts

On body measurements (in cm). 

Inner leg length - garment measurement (in cm).

Outer leg length (from top of waistband) - garment measurement (in cm).

Socks

All sizes are given in US Sizing 

Pace Arm warmers

Measurement given for bicep width and arm warmer length. Measure around the fullest part of your upper arm in a relaxed position. 

Use the chart below to determine your size. If you’re between two sizes, order the smaller size for a tighter fit or the larger size for a looser fit.

Approximate measurements only. 

Gloves

Hand Length - Measure from the top of your middle finger to the base of the palm. 

Use the chart below to determine your size. If you’re between two sizes, order the smaller size for a tighter fit or the larger size for a looser fit.

Pace Gloves:

Skull Cap

To measure your head circumference, take a sewing measuring tape and wrap around your head so that the measuring tape winds just above the ears, in the middle of your forehead and in the centre back of your head.

Use the chart below to determine your size. If you’re between two sizes, order the smaller size for a tighter fit or the larger size for a looser fit. Approximate measurements only.

For further assistance with sizing, contact us here.