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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.
''Throwing shapes'' classic shorts

''Throwing shapes'' classic shorts

''Throwing shapes'' classic shorts
"Lucky dip'' fitted shorts

"Lucky dip'' fitted shorts

"Lucky dip'' fitted shorts
''Perfectly pawsome'' fitted shorts

''Perfectly pawsome'' fitted shorts

''Perfectly pawsome'' fitted shorts
''Pump up the jam'' fitted shorts

''Pump up the jam'' fitted shorts

''Pump up the jam'' fitted shorts
''We like to party'' fitted shorts

''We like to party'' fitted shorts

''We like to party'' fitted shorts
''Cheers beers" classic shorts

''Cheers beers" classic shorts

''Cheers beers" classic shorts
''Lucky charms'' fitted shorts

''Lucky charms'' fitted shorts

''Lucky charms'' fitted shorts
"Fly high Ruby 💛'' classic shorts

"Fly high Ruby 💛'' classic shorts

"Fly high Ruby 💛'' classic shorts
sale
"Santa banter'' fitted shorts

"Santa banter'' fitted shorts

"Santa banter'' fitted shorts

Save £23.50
''Twirly swirly'' fitted shorts

''Twirly swirly'' fitted shorts

''Twirly swirly'' fitted shorts
''Wild side" classic shorts

''Wild side" classic shorts

''Wild side" classic shorts
''Basic b*tch'' blue fitted shorts

''Basic b*tch'' blue fitted shorts

''Basic b*tch'' blue fitted shorts
"Reef rushers" fitted shorts

"Reef rushers" fitted shorts

"Reef rushers" fitted shorts
''Basic b*tch'' forest green fitted shorts

''Basic b*tch'' forest green fitted shorts

''Basic b*tch'' forest green fitted shorts
''Breath of fresh air'' classic shorts

''Breath of fresh air'' classic shorts

''Breath of fresh air'' classic shorts
''Having a ball" classic shorts

''Having a ball" classic shorts

''Having a ball" classic shorts
''Breath of fresh air'' green fitted shorts

''Breath of fresh air'' green fitted shorts

''Breath of fresh air'' green fitted shorts
"Wild thing" Khaki classic shorts

"Wild thing" Khaki classic shorts

"Wild thing" Khaki 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).