Hello, This is Jake from SHINWON FELT. I am glad to introduce ourselves, SHINWON FELT is felts manufacturer based in S.Korea since 1965. We can send samples (color-chart and A4size of felt) if you are interested in our product. please donât hesitate to me. We specialize in felt as below. Please click the link for more detail information with picture. Thanks and regards, Jake Overseas sales Shinwon Felt Co., Ltd. 30, World Cup buk-ro 6-gil, Mapo-gu Seoul, 03992, Korea Mob 82-10-2437-4790 Tel 82-2-333-8832 Fax 82-2-333-8359