300g bag of Epsom salts. 
Epsom salt facts;
⭐️ gets its name from the town of Epsom in Surrey where it was originally discovered.
⭐️ known as bath salt or magnesium sulfate, a mineral compound believed to have many health benefits.
⭐️ can make the water feel softer and more soothing, and that can provide a relaxing experience that has additional mental and psychological benefits
⭐️ Epsom salt baths can help promote relaxation, good health, and may help improve your mood.