Needing a new pair of tactical glasses? Military1st.co.uk got the Wiley X Saber Advance Glasses available in various lens colours... "Check out Military 1st range of Wiley X tactical eyewear including amazing Saber Advanced Glasses! Durable & lightweight Saber Advanced Glasses are Part of Wiley X Tactical Changeable series, featuring Triloid nylon frame & scratch resistant, shatterproof Selenite Polycarbonate lenses.