Product Placement Blog ➞ BackpacksSalomon Men's Backpack Used by Jeff Daniels in Dumb and Dumber (1994)March 16, 2018 Sergey Movie Hi! On Friday, March 16, I analyzed a Movie and product placement was spotted: Salomon Men’s Backpack Used by Jeff Daniels in Dumb and Dumber (1994).Here are 2 image(s) below: