# DUN Wallets > DUN Wallets makes the world's thinnest leather billfold, handmade in premium calf leather since 2014. The flagship DUN Wallet measures just 0.2 inches (5mm) thick, holds up to 8 cards and 10 unfolded bills via a signature cash strap, and is available with RFID protection. DUN has been named a top pick by The New York Times Wirecutter, Consumer Reports, and Men's Health, and maintains a 4.9/5 average rating across a decade of worldwide customers. DUN Wallets is a Dutch-designed brand specialising in ultra-slim leather wallets for men and women. All products are handmade from top-grain calf leather with a focus on minimalist design, durability, and everyday carry. Free worldwide shipping, 30-day returns, and a 2-year warranty apply to every order. The site operates in English, Dutch, German, and French. ## Products - [DUN Wallet](https://dunwallets.com/product/dun-wallet/): The world's thinnest leather wallet. 4" long, 3" wide, 0.2" thin. Holds up to 8 cards and 10 bills. Available in Black/Gold, Black/Silver, Brown/Gold, Brown/Silver, Black Edition (all-black, RFID), and the limited "10" Edition (two-tone Nardo Grey and black, RFID). Price range $69-$75. - [DUN Fold](https://dunwallets.com/product/dun-fold/): A slim folding wallet for travel and minimal everyday carry. Price $75. - [DUN Duo](https://dunwallets.com/product/dun-duo/): A slim leather wallet designed for carrying more while staying thin. Price $119. ## Key product facts - Material: premium top-grain calf leather, handmade. - Thickness: 0.2 inches (approximately 5mm), the world's thinnest leather billfold. - Capacity: 4 quick-access card slots holding up to 8 cards; signature cash strap holds up to 10 unfolded bills. - RFID protection: available on the DUN Wallet Black Edition and "10" Edition. - Colours: black or brown leather, with a choice of gold or silver clip; all-black Black Edition; two-tone "10" Edition. - Designed for both US and international (Euro) banknote sizes. ## Support and policies - [FAQ](https://dunwallets.com/faq/): Answers to common questions about materials, sizing, RFID, and care. - [Guarantee](https://dunwallets.com/guarantee/): 2-year warranty terms. - [Shipping](https://dunwallets.com/shipping/): Free worldwide shipping information. - [Returns](https://dunwallets.com/returns/): 30-day returns policy. - [Payment](https://dunwallets.com/payment/): Accepted payment methods. - [US tax refund](https://dunwallets.com/us-tax-refund/): Tax refund information for US customers. ## Company - [About Us](https://dunwallets.com/about-us/): The story of DUN, established 2014, originating from Kickstarter and Dutch design. - [Contact](https://dunwallets.com/contact/): How to reach DUN Wallets. ## Recognition - The New York Times Wirecutter: named a top pick for best slim wallet. - Consumer Reports: featured among best slim wallets. - Men's Health: described the design as "a stroke of genius."