1. paint brush (small)
2. Clorox (with bleach) or any bleaching product
3. a jar/cup/plastic bin (to put water and bleach mixture)
5.any colored shirt (blank)
6. tape(masking, scotch, etc.)
*no duct tape
While bleach use a paint brush to spread it across the fabric of the shirt but also put a piece of cardboard behind the shirt. It is very IMPORTANT that you do THAT.