Sweet sevenUpper Arm Compression Sleeve for Bicep and Triceps Pain Relief - Muscle Support for Tendonitis

I don’t know what is maid from , I was wearing couple of hours and after everything was on but after another couple of hours my skin start burning now is all ready 3 hours I’m in real pain and exactly place in my hands where was this ribber ( have no idea what contain this black rubber that my skin have this reaction)!!!!!!!! I think I’m going to doctor because is not getting better I washed, I put calming cream I take allergy pills nothing helps (((((( think before buying this product!!!!I never have allergies my skin very good so really I question what thus black rubber containing that is give me this reaction!!!!!!!!