Discounts are based on the total dollar amount purchased. 
$5 - $25 Free Shipping
$25 - $50 Less 10% + Free Shipping
$50 - $100 Less 20% + Free Shipping
$100 - $500 Less 30% + Free Shipping
$500 - $1000 Less 40% + Free Shipping
Over $1000 Less 50% + Free Shipping
Over $2500 CALL
Clicking on the shopping cart button will show you the items you have selected and the total discount amount.  New York state residents will need to add sales tax when checking out.