1High Quality: These mail openers are made of high quality plastic and stainless steel blades, which are sharp enough but safety to cut varieties of letters and envelopes 2Safe and Pratical: Simple, safe and efficient tool for opening letters, envelopes & packages 3Easy to Use: Insert blunt-tipped guide under envelope flap at corner and slide cutter along edge. Recessed safety razor slits top edge of flap, reduces risk of accidentally cutting contents 4Hang on the Wall: The envelope slitter is designed with the perfect size for the hand to hold it, and it also has a useful hole in case you want to hang it somewhere 5Suitable for: These openers allows you put a envelope cutter in office, at home, in the kitchen or anywhere you may need our openers