This is a small-lot set of 10 thermal roll paper cores for receipts, plus 2 bonus short receipt cores. Many other listings offer large quantities, so this is for those who want a smaller amount. Thermal Roll Paper Cores: Length: Approximately 9.8cm Width: Approximately 3.3cm Receipt Cores: Length: Approximately 5.4cm Width: Approximately 3cm For those who enjoy crafts and DIY projects. Also great for children. If popular, there will be irregular listings in the future.