Can we do pranayama, wet pack and sunbathing together?

• Wet pack and sunbathing should not be done together because it is important to expose your navel to the sun during sunbathing
• Pranayama and sunbathing can be done together 
• Pranayama and wet pack can be done together (make sure to not wrap the wet pack too tight - your stomach should be able to move in and out freely