- Great insole is perfect for training athletes and working professionals alike
- Has Spenco’s best combination of shock absorption and energy return
- Provides lightweight PolySorb arch and heel support with SpenCore covering
- Extra cushioning and support improves athletic performance
- Prolongs the life of your shoes
Spenco PolySorb Cross Trainer Insoles are for all sport or athletic activity – aerobics, court sports, running, weight training, racquet sports and walking. The Spenco PolySorb Cross Trainer features special cushioning in both the heel strike zone and the forefoot area for outstanding performance. This Insole helps turn any athletic shoe into a cross training shoe. For aerobics, court sports, running, weight training, racquet sports, walking, etc… Special cushioning in both the heel strike zone and forefoot area for outstanding performance. Helps turn any athletic shoe into a cross-training shoe.