I'm from the UK so my recs are gonna focus on there, but here are some shops I like.
https://www.bleubolt.co.uk/product-types.html << these guys make some really high quality denim and cool skater jeans
https://www.emptybrains.co.uk/angel-brains-shop << this designer is so cool! could look really goon in a scene or decora outfit
https://night-creatures.com/ << really like these kinda witchy designs