Childrenswear and sleepwear private label inquiry United Kingdom

I am looking for a childrenswear sleepwear manifacturor for my own brand i am launching. Specialst material; good quality silk fabric with my own print design on fabric. Fabric needs to be allergy prone skin friendly, breathable, anti allergy fabric. Need samples to be made as soon as, looking to travle out to turkey to help with fabric selection and design process. What is your MOQ?