Material: Aluminum alloy, will not rust
specification:
13 pairs of aluminum alloy needles are 2.75mm, 3.25mm, 3.5mm, 3.75mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm, 6.0mm, 7.0mm, 8.0mm, 9.0mm, 10.0mm.
4 circulating glue wires (can be disassembled and assembled by yourself): the length of the rope is about 32cm, 38cm, 42.5cm, 55cm.
