Revision Military recently released a new model of the popular Hellfly ballistic sunglasses. The difference with this model is they have photochromic lenses. As most of you know these lenses darken as the amount of UV rays increases and become almost clear as the UV rays decrease. This type of lense has been available in […]
The post Revision Hellfly Ballistic Sunglasses With Photochromic Lenses appeared first on The Firearm Blog.