D3O® Viper 1 Back Impact Protector

Standard back size protector supplied with most men's jackets

Advanced, patented polymer, D3O® impact protector

D3O® impact protectors utilize intelligent Molecules that lock together on impact

Because of this, the impact protectors can be made thinner and lighter, making a jacket more comfortable and easier to wear

Decreased size does not come at the expense of impact protection

Fits Varial jackets size L and greater