Hi I hope this link works for a smaller design that fits on an A3+ PP folder covers as thats what we have been using. Also tested an electric strelliser for those like me that are recycling materials. It works a treat.
[A3+ files PP folders are just over A3 so it’s 430 x 305]
https://www.dropbox.com/sh/4rq8fm6enyqkptw/AAAWaJ-9f6nzJ0-MqT8x3mM3a?dl=0
Fiee