Bioworld
tween size chart
| Size | Numeric Size | 
|---|---|
| XS | 5-6 | 
| S | 8 | 
| M | 10-12 | 
| L | 14-16 | 
| XL | 18-20 | 
All Sizes in Inches Unless Otherwise Stated
Kids’ measuring guide
Use the tips & visuals in this guide to make taking your child's body measurements easy-peasy.
Dont have a fabric tape measure? Use a shoelace or pant leg to measure. Then, lay it flat & use a ruler or tape measure to get a numerical measurement.
How to measure
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Height
Have your child stand in front of the fridge.Mark the top of the head with a magnet. Measure a straight line from floor to magnet.
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Chest
Have your child make airplane arms. Wrap tape measure around the fullest part of the chest, keeping it level & snug.
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Waist
With your child bending to one side, measure the point where the waist flexes naturally. Keep the tape level & comfortably loose.
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Hip
Have your child stand like a tall tree with feet together. Measure a level line around the fullest part of the hips & seat.
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Inseam
Take a pair of pants that fit your child well. Measure along the seam from crotch to leg opening.