ALL TYPES OF BANGLES WHETER IT IS MADE OF GLASS/PLASTIC/METAL ARE FULLY EXEMPTED FROM GST & SLABED IT UNDER 0%. BUT, BANGLES MADE OF PRECIOUS METAL IS CHARGED TO TAX @ 3%. THUS IF YOU MADE BANGLES OF GOLD OR ANY OTHER PRECEOUS METAL THAN IT TAXED UNDER GST RATE OF 3%.