Made of VELCRO Brand ONE-WRAP hook and loop; Sizable to accommodate 5.56 and 7.62 rifle magazines; Secures other items such as med kit, flashlights, smartphones, and other devices; Designed to customize storage in Vertx loop-lined bags and packs; Compatible with other loop surfaces; Can be cut to size without fray; Patented design ensures you're getting a truly unique and innovative product