Make a Better Ninja Mask

OK this is my first instructible so tell me how i could improve. Ever wanted to be a ninja but didnt have a mask? Yes, i know, its a NNEEEDDD when it comes to ninjas! heres how to make one.

Step 1: Number 1

take a t-shirt and put it on part way. like this.

Step 2: Numbare 2!

take the sleaves and tie a tight overhand knot at the back

Step 3: Numero Tres

pull the bottom of the shirt up over your head . you could keep it like this, or saftey pin the sides at the back.