https://en.wikipedia.org/wiki/Gua_sha said:Gua sha has no known health benefits and can have adverse effects, some of them potentially serious.
For me a jar lid does the job (by "the job" I mean the scale of bruising I get, I'm yet to feel the benefits).Every kettlebell should come with a muscle scraping/gua sha tool and also a Lacrosse Ball to roll out your mid glutes.
I use the baby oil as lubricant so the tool glides down my forearms. You can use whatever you like. First I tried Ben Gay but me not like.For me a jar lid does the job (by "the job" I mean the scale of bruising I get, I'm yet to feel the benefits).
You speak of baby oil - is it reasonable to use some antiseptic as well/instead? I've heard that a stick deodorant works since it's both oily and contains some alcohol.