Spider web protective inserts for a football helmet or the like

A head-protecting liner for a helmet, comprising:

• a) a net structure sized and shaped to surround a portion of a human head, comprising a first layer comprising a first plurality of spider web structures, each of said spider web structures having a plurality of spaced apart, outward radiating strands, a projection of each of said plurality of spaced apart, outward radiating strands converging at a central point of each respective said spider web structure, said plurality of spaced apart, outward radiating strands being connected to one another by a series of spaced apart cross strands disposed at increasing, discrete distances from said central point along each of said spaced apart, outward radiating strands, thereby forming polygonal shapes of ever increasing area centered around said central point, said spider web structure being formed from artificial spider silk, each of said spider web structures being joined one to another at respective edges thereof;
• b) a binding affixed to at least a portion of a perimeter edge of said net structure;
• and
• c) a fastening system connected to said binding for securing said net structure to an interior region of a helmet.