11 brands in the UK selling t-shirts, with the fibre read on every style so you can see which are natural and which blend in polyester.

T-Shirts clothing brands that are sustainable, practise ethical fashion and are organic and non toxic, organic cotton t-shirts, tees and everyday basics. Check every T-Shirts clothing brand for what each product is made from, who makes it, the evidence behind the claim and where to buy it. Use the free fibre checker and greenwash checker to test any T-Shirts clothing brand before you buy.