Walmart offers the SOG Micron 2.0 Tanto Knife, model no. Ff91-Cp, for $11.97. (Amazon offers it for the same price for Prime members.) Opt for Site-to-Store pickup to avoid the $4.97 shipping charge. That's the lowest total price we could find by $4. It features a 2.25" straight-edged, stainless steel blade that extends to an overall length of 5".