This is a used item sale. This is a returned item from an e-commerce site. We have inspected and confirmed the operation of the item, and it can be used without any problems. Please check the images for the condition of the item. As this is a used item, there may be scratches, dirt, dents, etc. The condition of the item is described in the photos and product description. However, even if not described or indicated, there is a possibility of scratches, dirt, dents, etc. Please make your purchase with this understanding. In the unlikely event of a clear initial defect upon arrival of the product, we will respond if you contact us within 7 days of arrival. We cannot accept complaints, returns, or refunds for any other reason. Thank you for your understanding in advance. We are closed on Saturdays, Sundays, and national holidays. We will ship on weekdays. Thank you for your understanding. The price includes shipping, but separate shipping fees will apply to Hokkaido, Okinawa, and remote islands. In that case, we will change the price, so please let us know in the comments before purchasing. 3-way training is possible with one or both hands. Dumbbells for one hand. Extendable shaft for barbells! Train with a weight that suits your strength. You can train with a weight that suits you. The weight can be easily adjusted to match your level. A dumbbell set perfect for light exercise. With a flat bench, you can do all sorts of training!! Aim for a strong and beautiful body with dumbbells!! Also great for toning your upper arms! Includes a storage case. The knurling design on the shaft is non-slip. The dumbbell bar width is 135mm. Can be used by men/women. [Product Description] [Plates]: Iron [Shaft/Extension Shaft]: Steel [Collar]: Steel + Rubber Ring [40kg Set Contents]: [Plates] 0.5kg x 6 [Plates] 1.25kg x 6 [Plates] 2.5kg x 4 [Plates] 5kg x 2 [Shafts] Length 34cm x 2 [Extension Shaft] Length 30cm x 1 Plate hole diameter: approx. 25.4mm Shaft hole diameter: approx. 24mm Please note that separate shipping fees apply to Hokkaido, Okinawa, and remote islands.