47mm x 5 pieces glotin x 1 Rigoutat x 1 Others have no markings and the manufacturer is unknown. These are disassembled used reeds. Please understand that these are used items. *The Glotin tube is a French-style tube with a wider inner diameter. It allows for a strong breath to be blown in. *French style (Glotin, Rigoutat) is characterized by wide openings at both the entrance and exit. Due to the larger diameter, it is designed to easily accommodate a large amount of breath.