Common Problems In The Use Of Foot Hanging: 1.A few airlines may not allow it. 2.Economy class has limited space,so you need to consider your height,weight and foot size to avoid affecting the user experience. 3.It may disturb the front passenger. According to the customer's feedback that the foot is not strong,it may be damaged due to excessive force,we provide return and replacement service. UPDATED DESIGN This airplane footrest use three nails and two straps to form a triangle,more sturdy.We have lengthened the staps length for the customers' advice,and we also added a lock to reinforce the strap. UPDATED DESIGN 1.Triple Reinforced Stitching 2.Extra Long Straps with Locking System for Extra Security 3.