Size Guides

adidas Bottomsadidas Sports Bras & Topsadidas Trainersadidas X Stella McCartney Bottomsadidas X Stella McCartney Sports Bras & Topsadidas X Stella McCartney TrainersAlo Yoga BottomsAlo Yoga Sports Bras & TopsBeyond YogaFP MovementGirlfriend Collective BottomsGirlfriend Collective Sports Bras & TopsGoodmove BottomsGoodmove Sports BrasGoodmove TopsHOFFHOKALilybodMerrell ShoesNike bottomsNike SocksNike Sports Bras & TopsNike TrainersOn Women's ApparelOn Women's TrainersP.E NationPointe StudioPUMA BottomsPUMA Tops and BrasPUMA TrainersReebokReebok TrainersSpiritual GangsterStance SocksSweaty Betty BottomsSweaty Betty Tops & BrasThe UpsideUnder Armour ApparelUnder Armour TrainersVarley Sports Bras & TopsVarley BottomsVejaVuori BottomsVuori Sports Bras & TopsYMO
adidas Bottomsadidas Sports Bras & Topsadidas Trainersadidas X Stella McCartney Bottomsadidas X Stella McCartney Sports Bras & Topsadidas X Stella McCartney TrainersAlo Yoga BottomsAlo Yoga Sports Bras & TopsBeyond YogaFP MovementGirlfriend Collective BottomsGirlfriend Collective Sports Bras & TopsGoodmove BottomsGoodmove Sports BrasGoodmove TopsHOFFHOKALilybodMerrell ShoesNike bottomsNike SocksNike Sports Bras & TopsNike TrainersOn Women's ApparelOn Women's TrainersP.E NationPointe StudioPUMA BottomsPUMA Tops and BrasPUMA TrainersReebokReebok TrainersSpiritual GangsterStance SocksSweaty Betty BottomsSweaty Betty Tops & BrasThe UpsideUnder Armour ApparelUnder Armour TrainersVarley Sports Bras & TopsVarley BottomsVejaVuori BottomsVuori Sports Bras & TopsYMO

adidas Trainers Size Guide

adidas Ultraboost 21 runs a little smaller, we recommend going up a half size for a regular fit.

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UK EU US Heel-toe (cm)
4 36 2/3 5.5 22.5 cm
4.5 37 1/3 6 22.9 cm
5 38 6.5 23.3 cm
5.5 38 2/3 7 23.8 cm
6 39 1/3 7.5 24.2 cm
6.5 40 8 24.6 cm
7 40 2/3 8.5 25 cm
7.5 41 1/3 9 25.5 cm
8 42 9.5 25.9 cm

Need further assistance?

The Sports Edit size recommendation:

For adidas trainers we generally recommend taking your usual trainer size, however, if intending to use for running, you may want to size up by half a size for a more comfortable fit.

Not sure which size to choose?

If you have any questions or need help deciding, that’s what we’re here for! Please contact our customer service team who would be happy to assist - email us [email protected] .