You will need an A4 paper and a razor cutter Take upper right corner and fold as shown Flip paper and and fold bottom paper as shown Take razor cutter and and cut excess part of paper you just folded Take upper corner and fold it (without out pushing down) to the bottom end of paper as shown Make sure not to fold all the way but only in the middle part as I show you Open paper and fold right side to the middle part Repeat same step for left side Take upper corner and flip down towards the folds we just made Now take bottom corner and fold it towards the end of fold of upper side like I show you Take left side corner and fold it as shown Repeat the same for right side Now take bottom part of corner and fold where I show you Once you’re done take bottom left corner and fold again where you had previously folded before Repeat same step for right side Now comes the tricky part . Take the right overlaped corner and fold it beneath the middle part just like I show you Repeat the same for left side Once you’re done take bottom part and fold to the middle as shown Take left side and insert corner to the socket we created previously with the bottom part Repeat the same for the other side . This step is to secure our envelope so it doesn’t open apart That’s it ! You now know how to create your own paper envelope ! Thanks for watching!!