Polypropylene or polyester fibers act like turf roots to provide binding and structure.

| Surface | Drainage | Cushion Consistency | Maintenance Cost | Cold Weather Performance | |---------|----------|---------------------|------------------|--------------------------| | | Excellent | Very High | Medium | Excellent (-10°C) | | Original Polytrack | Good | Medium | High | Poor (wax hardens) | | Tapeta | Good | Medium-High | Medium | Good | | Pro-Ride | Medium | Low | Very High | Moderate | | Dirt | Poor | Low | Low | Very Poor (freezes) |

: While it requires specialized equipment to groom, it does not require the heavy watering or intensive tilling that dirt tracks demand. Global Presence

In any Polytrack race, sort the field by descending Gplus (last 3 starts, Poly only). Step 2: Discard any horse with a Gplus below 40 (unless the field is very weak). Step 3: Identify the top two rated horses. Check their sectional Gplus for the final 400m. Step 4: If both are trending upward (↑↑) and have odds above 4/1, play them straight or in an exacta.