Atlantic chef usuba knife 21cm atlantic chef usaba knife is specially designed for chopping firm root vegetables or shaving it into thin strips. Constructed from german high carbon stainless steel for durability. Hand-honed for razor sharp blade edge, long-lasting sharpness, easy edge maintenance and rapid re-sharpening features. The handle is made of a combination of santoprene for non-slip comfort group and polypropylene for tough use. Easy to wash with soap and water. Established in 1977, atlantic chef has more than 40 years of experience manufacturing knives and are certified by nsf international.