... ’’, 12’’, 14’’, 16’’, 18’’,20’’ 22’’, 24’’, 26’’, 28’’ , 30’’, 32’’, 34’’, 36’’, 38’’, in stocks all the ... recommend using a hair treatment on them every few weeks, because the hair is not attached to your ... wash your extensions too much, about every 3 weeks. The extensions can be blow-dryed on low setting ... most 5packs. You can always use the leftover hair later. If you are using hair over 18" long you ...