DTEX 3 Pocket Bifold with Pen CavityWe think that your best everyday carry should stay together at all times Customize your current D series or T series wallet with the water resistant DTEX 3 Pocket Bifold with Pen Cavity and add your ideal pen to your daily pocket dump. The Dango Pen fits perfectly in the pen cavity, but will also fit any pen that is up to 11mm in diameter. DTEX Material is our newly developed material that is non leather but very durable. The textured surface is easy