Offer valid in the Contiguous U.S. only and void where prohibited by government, law or company policy. Offer valid for end-user customers only for orders from any CELLTREAT Distributor placed between December 2, 2019 and December 31, 2019. Please allow 4 - 6 weeks for delivery. Limit 4 free cases + 1 Fernbacca bottle per lab, while supplies last. Free product must be of equal or lesser value than the average total purchase price. Offer does not apply to previous purchases and cannot be combined with any other CELLTREAT discounts or promotional offers. CELLTREAT reserves the right to substitute identical product packaged as alternative part numbers. Submission form must be received by January 15, 2020. Petri dishes excluded from promotion.