eCamo stock Viper tactical clothing including the new Special Ops Shirt, this technical lightweight shirt is fast wicking and comes with zip off sleeves. Available in British Army DPM, Desert and black. Pictured above is also the new Digital DPM CDU shirt and trousers. Viper are specialists in tactical gear aimed at military, security and airsoft markets. Viper equipment is manufactured to the highest standards using quality materials at affordable prices.