Combined shipping is always available [ by weight]

     additional items ship between $3 & $8cdn [ea]

SHIPPING: to the United States - by Canada Post small parcel AIR 

               2-4 weeks delivery 

  SHIPPING within CANADA; Rates vary by location & always include tracking#

. [which is one of the reasons - it is expensive - it also includes fuel charges & sometimes tax.

 Your shipping rate is based on current Canada Post info.