Brain Injury Awareness - Hidden Disability ID Card And Lanyard. Designed as a visual aid to assist our Brain Injury warriors. Our PVC cards are printed from our quality re-transfer printer and have a high gloss overlay making them durable and hard wearing. The cards come with a detachable lanyard but are the same size as your bank card so kept been kept in a wallet or purse. Dispatched first class with Royal Mail and sent within 1-2 working days.