The natural-inspired Model R takes its name from the branch of ash leaves that appears in hollows on its sleeve! 3D printed nylon sleeve, high abrasion and chemical resistance. Sandvik 14C28N stainless steel blade for exceptional corrosion resistance. Tempered steel, cryogenically processed and returned for an optimal hardness of 59 HRC, ensuring a durable edge while remaining sharp easily sharpened. Blade length: 10 cm.