It should be a cold temperature.
Set the temperature dial on cold and wash as usual.
The temperature of hot water in a washing machine typically ranges from 130°F to 140°F (54°C to 60°C). This temperature is necessary to effectively remove dirt, stains, and bacteria from clothes during the wash cycle. It is important to follow the manufacturer's guidelines for water temperature settings to ensure optimal cleaning results without damaging the fabric.
sort into lights and darks, set the water temperature,use mild soap, wash them,air-dry, iron when damp.
i BELIEVE 30 GALLONS
Hot water.
Depending on the temperature of the water and if you dried them or not will determine how much they will shrink.
Wash them in warm water
A care label is what can and cant be done to a garment for example machine wash, hand wash, iron, do not iron. Jeans tend to be machine washed and iron at a high or medium temperature.
The best way to wash this brand is to turn your jeans inside out and wash them in cold water, and then tumble dry using low heat only.
Scrub with 'Shout', then wash in warm water,
Scrub it with acetone, then wash in warm water.
If they are brand new wash them separately in cold water. You should always wash like colours. And always wash with cold water.
do not wash jeans unless you really have to. Some would argue to wear the jeans in the shower.
Levi 505 jeans typically shrink about 1-3% after the first wash, depending on the fabric and specific care instructions. This shrinkage can vary based on factors such as water temperature and drying methods. To minimize shrinkage, it's recommended to wash them in cold water and air dry or use a low heat setting. Always refer to the care label for the best guidance on maintaining your jeans.
The temperature of the water is lower than the air temperature. [Try running the hot water a little before you wash your hands.]
Try Goof Off for this, -wash in warm water afterward.
You can do that as long as your blue jeans are in the dark finish, if the both bleed they would help each other keep their dark colors, and remember not to wash your jeans often and if you do, wash them inside out.