Footprint Insole Technology (FP Insoles) skateboard insoles. Pro skater graphic model. • Actual size 26cm, cushion thickness 7mm • Accessories: None • Condition: Some deterioration (see images) A skater's essential. If you've never used them, please give them a try. They fit your feet during warm-up, so you won't lose your foot-feel, and you'll be able to get a better response than with the original soles. You'll also be able to absorb maximum shock during ollie practice, so you can increase your practice time with less strain.