good old heartfelt (viper)
Quantity Wanted: 500 Total Bands
1000 Total Bands (+$13.00)
1500 Total Bands (+$26.00)
List Price: $21.95
Price: $17.95
17.95 for 500 + 13.00 for the additional 500 = 1000 for 30.95 if I read it right.
http://www.heartfeltindustries.com/products.asp?cat=19