Caroline Gardner Silver Embossed Heart Card Wallet. The perfect travel accessory a credit card holder with lots of style! This leather look silver card holder, features an embossed hearts print and colourful orange and pink pockets that fit your credit card or travel tickets. Caroline Gardner is best known as one of the UK’s leading and most prolific accessory, gift and stationery designers. Her distinctive designs now stretch across various product categories, including paper, accessories and lifestyle, all linked by her design hand print of quirky use of colour and placement.