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• s  having the capacity to absorb the energy of an impact
  the material absorbs shock and is used for shock-absorbent insoles

• The new models, however, are made from lightweight metals, sport faster and more shock-absorbent wheels, are narrow enough to thread through congested sidewalks and have .
• Aero 90s ($289) also have more shock-absorbent soles, an antibacterial foot bed and a formfitting lining so your feet don't sweat so much.
• They are still made with layers of suede, jute and cork, with the sole contoured to the natural shape of the foot and a shock-absorbent foot bed.