Beetle patterns are a must in your fly box when it comes to terrestrials and the Hi Vis Foam Beetle ranks as one of the most effective patterns. With the warmer months of summer, terrestrials play a key role in a fish's diet especially as the various summers aquatic insect emergences subside. A Beetle pattern carefully presented during those times when fish are keyed on Mayflies or Caddis flies can many times bring very surprising results on the water. Beetles such as the Hi Vis Foam Beetle are a good representation of the natural and moreover is easily visible to the angler in any water condition.