I'm not sure if they tested this product before mass production but the blade is much larger than the silicone guards. If you are looking for that "cute razor blade outline" then this item is perfect 5 stars
TapePlus Gaffer Tape - Large 2 Inch X 40 Yards Roll - Versatile Black Tape For Gaffers, Ducts, Floors, And More
31 Review
High Tensile Strength Duct Tape Silver, 5.8mils, 2 Inches x 50 Yards - All-Weather Duct Repair Tape for Commercial Use, Heavy-Duty Repair, Packing with Temperature and Shear Stress Resistance - XFasten
39 Review
Gorilla Crystal Clear Repair Tape, 1.88β X 9 Yd, Clear, (Pack Of 1)
32 Review
XFasten Super Strong Duct Tape, White, 2" X 50 Yards Waterproof Duct Tape For Outdoor, Indoor, School And Industrial Use
33 Review