Mold for footwear bottoms and other articles composed of two overlapping layers of expandable reticulable polyolefin materials

摘要

The present invention relates to a mold devised for rational molding of footwear bottoms, composed of two overlapping layers made with two different expandible reticulable polyolefin materials, as well as for molding of other manufacts with monolithic structure composed of two overlapping layers of expandible reticulable polyolefin materials.