Limit 1 sample per product, per doctor. While supplies last. Offer valid until 5/31/2024 and in the US and Canada only. Promo code: OPUREFAMS. Must not have sampled OMNICHROMA, OMNICHROMA Flow, or OMNICHROMA Flow BULK in the past 12 months. For evaluation purposes only. Participating doctors or dentists are obligated to properly report and reflect any bonus product, rewards, rebates, discounts or other benefit they receive on their submissions to Medicare, Medicaid, state or federally funded healthcare program and/or private insurance. Please allow 4-6 weeks for delivery of sample.