Helikon Tactical Baseball Vent Caps are available right now at Military1st.co.uk... "The Helikon Tactical Baseball Vent Caps are fully adjustable and come with durable mesh for enhanced breathability and 4 loop Velcro panels for ID/morale patches. Intended for use in a hot weather conditions. Mid-depth cut works with a variety of Law Enforcement and military headgear systems.
Find details at http://bit.ly/CZ-BBV."