Set of 9 cores, different sizes and colors. Sizes: Approximately 3.6cm diameter, 30.7cm length … 1 piece Approximately 3cm diameter, 25.5cm length … 2 pieces Approximately 2.7cm diameter, 25.5cm length … 1 piece Approximately 4.1cm diameter, 24.1cm length … 1 piece Approximately 3.3cm diameter, 22.7cm length … 4 pieces (Please note that there may be slight variations due to amateur measurements.) Shipping will be done with waterproofing measures using a plastic bag. Recycled materials may be used. There is a possibility of deformation during postal delivery or shipping. Please understand. These are items that have been used for things like plastic wrap and have been stored at home. We appreciate your understanding before purchasing.