D3O® Viper 1 Guard - Back - Medium
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
