Design: Manual operation with non-slip cross knurling and ball retention groove

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The product description specifies a chisel tip shape (meißelform) with a tip diameter of 0

Vægt: 4 gram

Dual Comfort Plus Indlægssål str. 38; Extra High Arch MIL6131101401 Design: Manual operation with non-slip. Dual Comfort Plus insoles are constructed of a pleasant surface material, a breathable and quickly drying mid layer as well as a shock absorbent EVA bottom layer. The PORON shock absorption cushions at the heel and ball of foot reduce external shocks. The insole also benefits from a SieviBalance arch for added rotational rigidity. Antistatic and ESD approved. Hand wash.