When you need something with more bite than Plain Felt. Same sole as Felt, only with 26 carbide-tipped studs per pair.Ideal for extremely slippery wading environments where felt can be utilized.Fits any Korkers boot or shoe with interchangable solesSoles easily snap into place even while standingNatural walking motion locks outsole into placeNylon plate provides support and stabilityVersatile for travel (one boot, many waters)Integrated channels drain water through midsole