Stretchable Barricades by Yew Lee Metal Works.Used in Airports, Art Galleries, Schools and various institutions. If it is good enough for them, it is definitely good enough for you! Please do not mistaken other lower end competitor's products for ours! Our Legs are fully welded! Our Arms are Aluminium Epoxy Powder Coated for durability! We use stainless steel rivets and screws! Our Arms have nylon bushing for durability and ease of use!