Promotional USB Flash Drives, Berkeley Custom Printed Lanyard & USB Flash Drive - Removable USB, This Berkeley Custom Printed Lanyard & USB Flash Drive is unique because it has a built-in USB key in a removable clip! A great 2-in-1 promo item that saves you from having to buy custom lanyards & USB keys separately. The lanyard strap makes a great selling tool for trade shows and outdoor events.MaterialNylon & Plastic ... #SJUSB0013 $4.26/each.