DELI Classic Retractable Utility Knife, Each Package with 5 Pcs Extra Blades, 2 Color, Set of 2 Soft rubber handle for comfortable touch feel, auto lock function, quite safe Thickness 0.5mm, SK5-100mm X 18 X 0.5mm 5 pcs extra blades attached With a blade breaker in the tail 2 set of one package, red and yellow color