We engrave on 100% genuine YETI, RTIC, and Ozark Trail Thermoses. Interested in personalizing something? It is simple! Just pick the type of YETI, RTIC, or Ozark Trail stainless steel tumbler you want, upload your design or logo, pick your font and what you want your tumblers to say, and order! You will receive a beautiful and quality etched product. We also do bulk orders!