Use the UV Lamp to show the white color thread, pen, or pencil, on white fabric. The thread or markings will show in purple for better contrast under the UV light.
We offer a 100% no-hassle 30-day return policy on most orders. Refunds will be given once the items have been received. All returned items must be in original packaging, unused and 100% smoke-free. Items not meeting one or more of these criteria will not be refunded. No returns on books or patterns .