What is the fine-grained topic of the following text: Other helpful tips include adding SOFT to your hot tub, which is a water enhancer that is amazing for moisturizing skin and improving the quality of your hot tub water, and investing in a bottle of JUDY Scentsations, offering soothing aromatherapy for your water, without affecting the water pH balance. Only return the topic.
Recommendations for hot tub water enhancements