CPC A43B 17/03 (2013.01) [A43B 3/0078 (2013.01); A43B 7/1464 (2022.01); A43B 17/006 (2013.01); A43B 17/14 (2013.01)] | 11 Claims |
1. A comfort system to protect a user's foot against friction between a foot and footwear, the comfort system comprising:
footwear; and
a comfort insert, comprising:
an inner body component including at least one sheet of folded or crumpled, flexible, thin plastic film material forming a plurality of layers; and
a flexible outer containment component encompassing and securely containing the inner body component and thereby limiting an ability of the comfort insert to spread beyond a predetermined size, while permitting the comfort insert to be depressed into a flattened configuration to fit between the user's foot and an interior surface of the footwear,
wherein the flexible outer containment component comprises an open mesh netting material with a mesh opening size in the range of 0.20 inch- 0.75 inch, wherein the thin plastic film material has a thickness in the range of 0.0003 inch- 0.003 inch, and wherein the flexible outer containment component encloses the inner body component such that the inner body component remains a loose mass within the flexible outer containment component allowing the plurality of layers to slip and slide along one another's surfaces when the comfort insert is used in the footwear.
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