Seiko SLP-TRAY (High Capacity Label Tray)
The high capacity label tray from Seiko (item # SLP-TRAY) is made to suit all Seiko 400 series printers and 450 series printers. It takes just 30 seconds to assemble, and although it takes up a bit more desk space than just the printer by itself, the benefits will certainly outweigh the negatives.
Seiko SLP-1RLB (1000 Label per roll Address Labels)
Once you have your SLP-TRAY, you're all set to start saving time and money by buying in some 1000-label-per-roll address labels. Seiko code SLP-1RLB (Labelcity code LC-1RLB) are available right now for instant shipping anywhere in the USA, Canada and Europe.