Welcome to T-Shirt Underground specializing in screen printing t-shirts, sweatshirts, underwear and most other garments. We are located in heart of Santa Rosa, Ca. We are also wholesalers and can supply you with American Apparel, Alternative Apparel, Hanes, Fruit of the Loom, Gildan, Bella, and pretty much every other brand under the sun. From simple one color t-shirts to process printed hoodies and "vintage" discharge prints we help our clients bring their designs to life on the garment of their choice. ............1285 Petaluma Hill Rd Santa Rosa, Ca 95404 (707) 596-8624.......