A urine soaked mattress is bad. You should probably wash the mattress.
There are a few ways to get urine out of a mattress. You could buy a special spray on chemical.
Febreze.
Someone got fecked hard on your bed and some of it soaked into the mattress.
White vinagar
You could bleach it.
baking soda
Diluted peroxide does an awesome job cleaning urine stains.
To clean urine from an inflatable mattress blot up as much as possible. You can then clean the area with soapy water. If the mattress has an odor you can use a product such as Urine Gone to clean it again.
Clean the couch with a mixture of vinegar and Pine Sol. That should remove the smell and the stain. D-Molish Now also does a great job of removing the smell and the soaked urine.
U cant. Throw it away
this is very hard to remove, you can try a solution of vinegar and water, but in the long run, throw the mattress out.
chlorine