MD-46503P Ideal Button Feeding Connection Tube → 24Fr Effective Length: 60cm Expiration Date: July 2027 MD-46537P Ideal Button Decompression Connection Tube → 24Fr x 3.5cm Expiration Date: July 2027 This is a set of 2, shipped anonymously. Considering the original price of about 3000 yen per piece, this is a good deal.