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happystride specialises in bright and functional running and fitness kit. Our award winning running and activewear will make sure you stand out from the crowd with our great quality kit in colourful designs. Whether you’re training, racing or just chilling you’ll be sure to love one of our 70+ bespoke designs. Our kit is so functional too - with phone pouches, inner shorts and zip pockets. Home of matchy-matchy kit, you can match your tops to your bottoms or match your mates! We stock all sizes from XS-XXXL in mens, women’s and unisex styles. happystride inspires happy running & fitness and we understand that running and exercise really helps your mental health therefore we make a donation from every product sold to a mental health charity. In 2025 we are supporting the charity CALM.
''What a feeling'' classic shorts

''What a feeling'' classic shorts

''What a feeling'' classic shorts
"Haggis hunters'' classic shorts

"Haggis hunters'' classic shorts

"Haggis hunters'' classic shorts
''Dragon dashers'' classic shorts

''Dragon dashers'' classic shorts

''Dragon dashers'' classic shorts
"'Rainbow rush'' classic shorts

"'Rainbow rush'' classic shorts

"'Rainbow rush'' classic shorts
''Basic b*tch'' navy blue classic shorts

''Basic b*tch'' navy blue classic shorts

''Basic b*tch'' navy blue classic shorts
"Jungle jives'' classic shorts

"Jungle jives'' classic shorts

"Jungle jives'' classic shorts
''Sweet dreams" classic shorts

''Sweet dreams" classic shorts

''Sweet dreams" classic shorts
"Quick as a flash'' classic shorts

"Quick as a flash'' classic shorts

"Quick as a flash'' classic shorts
"Zest for life" classic shorts

"Zest for life" classic shorts

"Zest for life" classic shorts
"Get spotted'' candy classic shorts

"Get spotted'' candy classic shorts

"Get spotted'' candy classic shorts
"Positive pants'' classic shorts

"Positive pants'' classic shorts

"Positive pants'' classic shorts
"Hyper vibes" classic shorts

"Hyper vibes" classic shorts

"Hyper vibes" classic shorts
"Smiley miley" classic shorts

"Smiley miley" classic shorts

"Smiley miley" classic shorts
''Basic b*tch'' grey classic shorts

''Basic b*tch'' grey classic shorts

''Basic b*tch'' grey classic shorts
''Basic b*tch'' red classic shorts

''Basic b*tch'' red classic shorts

''Basic b*tch'' red classic shorts
"Shape shifters" classic shorts

"Shape shifters" classic shorts

"Shape shifters" classic shorts
"Super fly'' classic shorts

"Super fly'' classic shorts

"Super fly'' classic shorts
"Club tropicana" classic shorts

"Club tropicana" classic shorts

"Club tropicana" classic shorts
In aid of CALM

We think running and exercise helps happy minds. Therefore we make a donation from each sale to support mental health charities.

Our chosen charity is Campaign Against Living Miserably (CALM). 1% of all product sales will be donated to CALM (Charity number 1110621 in England & SC044347 in Scotland).