Finally, its in shape
The thickness is 0.2mm than the traditional standard shape for increased durability.
New feeling dart accessory with integrated shaft and flight
Many players who use ring and drilled flights to prevent the flight from falling off.
That focuses on this, "If you have a single piece that will never fall off? We made it.
"seamless" means there is no joint, but it is interpreted with one piece and the product name is seamless.
The length of the shaft is the basic short, inbit, and medium.
(From Amazon.co.jp)