Because Kydex is molded specifically for each item, you will most likely need to send us your knife or tool so we can custom mold your sheath. The following prices are for black Kydex sheaths made with your item that you have sent to us. < 5" blade length: $34.99. 6 - 6.9″ blade length $39.99. 7 - 7.9" blade length: $44.99.