... friendly, harmless, non-toxic, non-corrosiveness.Size202*12*2mm, 190*12*2mm, 180*12*2mm. 202*25*2mm, and also can ... . working for you within 24 hours.1 Material:rubber bracelet made of 100% silicon,It's harmless ... Information1.Quality:The product is made of 100% silicone rubber material, it’s eco-friendly,soft, flexible, non ... -148 to 572F.4. Size :Normal size: 180* 12* 2* MM for chidren 220* 25* 2* MM ...