Insole Insole Materials and Construction 2

Question 1

What is the main benefit of gel insole heel cups?

Accepted Answer

Impact absorption at heel strike

Answer

Gel heel cups are specifically designed to absorb and disperse the impact force generated during heel strike while walking or running.

Question 2

Which insole material is most appropriate for someone who runs long distances?

Accepted Answer

Lightweight EVA with firm support

Answer

Lightweight EVA foam with firm arch support provides the necessary combination of cushioning and stability for long-distance running.

Question 3

Why are carbon fiber insoles sometimes preferred by competitive athletes?

Accepted Answer

They provide stiffness and energy return

Answer

Carbon fiber insoles are extremely stiff yet lightweight, which can improve energy transfer and running efficiency for competitive athletes.

Question 4

What does 'open-cell foam' mean in the context of insole materials?

Accepted Answer

Foam with a porous structure that allows air circulation

Answer

Open-cell foam has a porous internal structure that allows air to circulate through the material, improving breathability and moisture management.

Question 5

Which insole construction feature helps prevent the insole from sliding inside the shoe?

Accepted Answer

Non-slip bottom coating

Answer

A non-slip or grip coating on the bottom surface of the insole prevents it from shifting or sliding inside the shoe during activity.

Insole Practice Test