High UK Streetwear brand Tech pack

Hello

Need tech pack for high end Mens Streetwear brand, We are based in the UK. Our preferred material is 100% cotton and at 250-420gsm heavy quality . As a startup we are looking for designs that progress with the times but maintain the quality and luxury fit. We are always on the lookout for cleaver designs that add value and sheer presents of the wearer. We need tech packs for tshirts, sweatshirts, hoodies, joggers/pants and cargo pants. We need a detailed tech pack for our manufactures in Portugal & UK
see reference for brands in similar space ;
https://www.norseprojects.com/store/men/t-shirts
https://www.norseprojects.com/store/men/sweats
https://kith.com/collections/kith-classics
https://www.diamondsupplyco.com/collections/sweatshirts
https://www.endclothing.com/gb/clothing/sweat-pantshttps://www.endclothing.com/gb/clothing/t-shirts