From our friends at Shropshire Crystals™, this 500g grit refill kit comprises 500g of stage 1 F80 silicon carbide grit for polishing rough crystals and gemstones. The product is designed with an environmentally aware ethos; and the individual grits are supplied in resealable pots which are both reusable and recyclable. All Shropshire Crystals™ products are sourced from sustainable suppliers, and all products are hand-selected and packaged by their expert team. Product Highlights: - Ethically sourced and environmentally conscious - Expertly selected and hand-packaged - Contains 500g of stage one f80 silicon carbide grit - Customers can purchase each stage of polishing media individually