... request 3)comfort,warmth,wear-resisting,moisture-absorbing Wool Felt Boots Material(1) size:according to customer's request(2 ... ) use:wool felt insoles can be used for boots and shoes to keep feet warm and dry.It ... has the advantage of cold proof,cold insulation, heat-insulated,moisture-proof,etc.It is also wear-resisting, dustproof, ... 055750Tel:86-319-5187999Fax:86-319-5187788 Wool Felt Boots Material