| Model No. | STWSP 25 | STWSP 50 | STWSP 75 | STWSP 100 | STWSP 125 | STWSP 150 | STWSP 180 | STWSP 200 | STWSP 230 |
| Fabric Back Diameter | 1inch (25mm) | 2inch (50mm) | 3inch (75mm) | 4inch (100mm) | 5inch (125mm) | 6inch (150mm) | 7inch (180mm) | 8inch (200mm) | 9inch (230mm) |
| Foam Diameter | 1inch (25mm) | 2inch (50mm) | 3inch (75mm) | 4inch (100mm) | 5inch (125mm) | 6inch (150mm) | 7inch (180mm) | 8inch (200mm) | 9inch (230mm) |
| Optional Foam Color (From Coarse to Fine) | Green, Marron, White, Yellow, Orange, Blue, Black, Red | Green, Marron, White, Yellow, Orange, Blue, Black, Red | Green, Marron, White, Yellow, Orange, Blue, Black, Red | Green, Marron, White, Yellow, Orange, Blue, Black, Red | Green, Marron, White, Yellow, Orange, Blue, Black, Red | Green, Marron, White, Yellow, Orange, Blue, Black, Red | Green, Marron, White, Yellow, Orange, Blue, Black, Red | Green, Marron, White, Yellow, Orange, Blue, Black, Red | Green, Marron, White, Yellow, Orange, Blue, Black, Red |
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