<p><strong>❤Features：</strong><br/><br/>Soft, clear material<br/>5" x 5" sheet<br/>For whitening<br/>Machine used, for retainer<br/>High quality material<br/>sizes: 1.0mm/20pcs<br/>       1.5mm/15pcs <br/>         2mm/10pcs<br/><br/><strong>❤Packing Included：</strong><br/><br/>1bag</p>