17 Roll Cores Size: Approximately 3cm diameter x 30.5cm length Inner diameter approximately 2.9cm x 30.7cm → 5 pieces Inner diameter approximately 2.6cm x 30.5cm → 12 pieces ⚠️ There are 17 roll cores mixed from several types. Some have slightly different sizes. Please be aware of this. ⚠️ Some may have marks like those in the third photo, but these are original. They will be packed in a recycled cardboard box and shipped.