Size : SS6/1.9-2.1mm,SS8/2.3-2.5mm,SS10/2.7-2.9mm,SS12/3.0-3.2mm,SS16/3.8-4.0mm,SS20/4.6-4.8mm,SS30/6.3-6.5mm,SS34/7.0-7.3mm,SS40/8.3-8.6mm High Quality: Made of high-quality glass, prefect cuting, high cleanliness, super sparkling and glittering. Easy to use: Hot melt adhesive already attached on the back of rhinestones. You can use household iron or hot fix rhinestones applicator to fix them. Use additional glue without heat also works. Wide applications: These hotfix rhinestones are applicable on clothes, shoes,bags,scaves, cellphone cases, glasses, hairpin, tablets, etc. Packaging: Zipper lock bag design help you easily seal remain iron on rhinestones for further use.