Wilmer is now offering a Custom Prism Design category to give customers even more design options. Backgrounds are available for Tier 1, Tier 2 or Tier 3 Imprint Checks. Unique to Wilmer, this new offering allows for a new contemporary design expression. NEW! Now offering Stock Prism Checks. They are printed on the same stock as our other stock checks, giving you more stock background options to choose from. The stock prism checks ship in 24 hours and are available in top check position.