Nylon,Imported,D-Ring Grimlock Locking: Easy to open but hold your belongs safely on the molle bag once closed with the quick and tightened release button,Web Dominator Elastic Strings: Resistant and easy to install, for hydration tube, flashlight, knives fastening and backpack strap management, keeps everything controlled and in place,Strap Management Tool Buckle: Great for excess strap management, Can be used to secure loose nylon web straps, A handy MOLLE Clip for joining two bags or pouches together especially with MOLLE webbing,Solid Construction: Made of strong sturdy lightweight thick plastic,not easily rust and break.Great for Molle Gear. Suitable for outdoor activities, such as hiking, fishing, camping, traveling etc,Package includes 10 pieces D-ring grimlock locking clip, 10 pieces web dominator elastic strings and 10pieces strap management tool buckle