Matchbox sealing pad (PTU 95A) - This is a soft sealing pad for matchboxes, which can be easily purchased online.

Matchbox link:https://2y1r3vd7.r.us-west-2.awstrack.me/L0/https:%2F%2Fmakerworld.com%2Fmodels%2F397004%3Ffrom=email_notification/1/0101019471619cad-6ffa1efd-5872-4341-865b-ab7d8aee36b9-000000/1tAbpF0HBxfVPgsJT3kRBhm-z0U=410