The Ultimate Survival Technologies CORE? Line of First Aid Kits 1.0, 2.0 and 3.0 are packed in ultra light, silicone-coated, water-resistant nylon pouches with Find-Me? reflective backs to aid in Search & Rescue signaling. Contents internally packed in patented aLOKSAK? resealable bags, providing 100% moisture barrier for especially wet days. Features a durable clip to secure the kit to your pack or equipment and an elastic strap to hold additional accessories. First Aid Kit .5 is packed in a water tight zip-seal bag. Each kit weighs under 13 ounces. See chart for contents. Core First Aid Kit .5: 23 pieces, Wt: 2.2oz, Dimensions: 7.5" x 6" x 1.5".