Mechanical engineers at BYU designed an origami based deployable ballistic barrier to keep emergency personnel safe during a hostile situation. The 50-pound bulletproof shield can protect up to 3 people at once.

The shield makes use of the Yoshimura Crease Pattern in order to open and close with ease. The barrier comprises of twelve layers of kevlar and contains an aluminum core.

Watch the shield withstand ballistic tests of 9mm, .357 magnum and .44 magnum rounds.

Via Brigham Young University