The two 100 Years of Rubber Research first day covers were cancelled at the event venue of Ceremony of the Celebration of 100 Years of Rubber Research by Lembaga Getah Malaysia at Kuala Lumpur Convention Centre on 8 December 2025. The covers were also cancelled using the pictorial postmark and dater of Suria KLCC Post Office which located next to the Kuala Lumpur Convention Centre. The Lembaga Getah Malaysia's Director General Dato' Dr. Zairossani Mohd Nor was at the ceremony at the afternoon on 8 December 2025. The covers were signed by the Director General.
