Orthopedic Cast is used to immobilize the bone of a limb 
that has been injured by fracture, dislocation, or break. 

Compare to traditional plaster cast, it has following advantages:

1.easy and flexible to operate.
2.hardening quickly
3.water proof
4.good permeability
5.light weight and great strength
6.Clear X-ray film
7.easy to plasticity. 
8.health, colorful, safe.