An alternating pattern gel cushioning device and methods for making the same. The gel pattern may be two- or three-dimensional. The devices may be zoned or stacked. The device may be made by a variety of methods including roller molding, open-face molding, injection molding, casting, extrusion, compression...http://www.google.fr/patents/US8075981?utm_source=gb-gplus-shareBrevet US8075981 - Alternating pattern gel cushioning elements and related methods
Alternating pattern gel cushioning elements and related methods
