- Bison I - Available Sizes: 12x12, 20x20, 30x30
- Bison II - Available Sizes: 16x24, 20x30, 24x36
- Bison III - Available Sizes: 16x24, 20x30, 24x36
- Bison IV - Available Sizes: 16x24, 20x30, 24x36
- Bison V - Available Sizes: 16x24, 20x30, 24x36
- Bison VI - Available Sizes: 16x20, 20x25