WoodRiver Acrylic Turning Stock Ruby Waters 1-1/2" x 1-1/2" x 6" - Amazon.com
Acrylic Light Purple with Black Line Swirl Pen Blank – Williams Pens & Turning Supplies.
Pen Turning Blanks
Two Acrylic pen turning blanks | eBay
Amazon.com: Color Splash Acrylic Resin Pen Blank 3/4" x 3/4" x 5" Per Blank. Color Splash Patterns May Slightly Vary (All Twenty Blanks) : Tools & Home Improvement
Turning and Finishing Acrylics - Craft Supplies USA