When you're not wearing your N.E.O.S?, store them in the N.E.O.S? Case for Villager or Trekker Styles. The lightweight foam case fits your Villager or Trekker securely, keeping them handy when you need them.Fits Villager or Trekker styles. Abrasion resistant outer. Bright green color is easily found in trunk or bag. Key chain carabiner clip included. Order the same size as your Neos.