The material is hard enough to be sturdy and durable.
Item Details:

*Suitable for standard handle 4.130-000.0 / 4.130-001.0: Economical accessory, as it can be adapted directly to the standard handle
*Compatible Device: For Puzzi 10/1 Edition Puzzi 10/2 Adv Puzzi 30/4 Puzzi 30/4 E For Puzzi 8/1 C Puzzi 9/1 Bp Puzzi 9/1 Bp Adv For Puzzi 9/1 Bp Pack Puzzi 9/1 Bp Pack Adv
Package Contents:
1*Stitching Nozzle