Clip-ins by Carol - Offers a selection of 18" pieces in a variety of colors. Includes before and after pictures, and instructions. - http://clipinsbycarol.com
Savage Lily - Offers a variety of natural and synthetic hair products. Also equipment and supplies. - http://www.savagelily.com
Russian Hair - Offers a selection of Siberian hair imports. Double drawn, bulk, and wefts available in various untreated natural colors - http://www.russianhair.net
Hawaiian Hair Extensions - Custom hand tied wefts up to 29 inches in length. Made from unprocessed European human hair. - http://www.hawaiianhairextensions.com/