Fill a sink with cold water. Submerge the jeans and leave them in the water for 10 minutes.
Hang the jeans from the shower curtain rod. Do not wring them out.
Place old towels or newspapers on the floor under the wet jeans to prevent damage.
Fill a spray bottle with 1/2 cup of chlorine bleach.
Spray the jeans at the top on both sides. Saturate this area of the jeans. The bleach will run down the pants, creating a gradual bleaching effect from bottom to top.
Let jeans air dry for 30 minutes.
Fill a sink with cold water. Put on gloves and submerge the jeans. Wait one to two minutes and remove them from the water. This dilutes any bleach that had not dried.
Hang the jeans back on shower rod to dry completely.