When it relates to durability, I have no fears about this falling apart or staying dangerous for my cats. The spiral springs bend when you use power to them, but this isn't an everyday problem (or a thing my cats would even do). Doggy Chew Toys for Energetic Play: Chewing https://holdenpltiq.mdkblog.com/35449383/the-ultimate-guide-to-hand-puppet-dog-toys