1202 USA Klever Concept Safety Cutter. Increased handle size for ergonomic ease of use. Unique curved shape rests naturally in the hand. Carbon Steel blade for increased product life. Slightly larger blade opening for cutting thicker cardboard. Bright, vibrant colors. This ergonomic box cutter is dishwasher safe, helps eliminate cross-contamination. Simple design for easy storage. Klever Concept is real world tested and proven.